WO2021246498A1 - ライブ配信システム - Google Patents

ライブ配信システム Download PDF

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Publication number
WO2021246498A1
WO2021246498A1 PCT/JP2021/021284 JP2021021284W WO2021246498A1 WO 2021246498 A1 WO2021246498 A1 WO 2021246498A1 JP 2021021284 W JP2021021284 W JP 2021021284W WO 2021246498 A1 WO2021246498 A1 WO 2021246498A1
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WO
WIPO (PCT)
Prior art keywords
live
viewer
video
distribution server
image
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2021/021284
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
岩永朝陽
木野穣
柏谷佳樹
大塚正之
西村洋子
八木麻美子
本多康太
坪野真紀
平井亮太
丹野雄貴
内田裕子
布施佳哉
栗原敬享
中治幸子
山田真吾
上田恭平
新井裕己
大盛志門
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Avex Technologies Inc
Original Assignee
Avex Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Avex Technologies Inc filed Critical Avex Technologies Inc
Priority to JP2022528898A priority Critical patent/JPWO2021246498A1/ja
Publication of WO2021246498A1 publication Critical patent/WO2021246498A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements

Definitions

  • the present invention relates to a live distribution system.
  • the present invention has been made in view of such a background, and an object of the present invention is to provide a technique capable of performing effective live distribution.
  • the main invention of the present invention for solving the above-mentioned problems is a live distribution system, which includes an acquisition unit for acquiring a live image of a live performance, a distribution unit for distributing the live image, and one of the live images.
  • An extraction unit that extracts a partial video, a sales department that sells the extracted partial video to a user, a issuing unit that issues a non-fangible token containing information that identifies the user, the partial video, and the partial video. It is characterized by including a transmission unit for transmitting the non-fangable token.
  • FIG. 1 It is a figure which shows the whole structure of the live distribution system of this embodiment. It is a figure which shows the hardware configuration example of a computer. It is a figure which shows an example of the viewing screen of the live distribution in a viewer terminal 10. It is a figure which shows the software configuration example of a distribution server 20. It is a figure which shows the screen example of the viewer terminal 10 at the time of viewing of group viewing.
  • the live distribution system of the present embodiment attempts to distribute a video (hereinafter referred to as a live video) of a live performance such as a musical instrument, vocal music, or a performance via a communication network.
  • the live image may be video data representing a real image of a performance in the real world, or data representing an augmented reality (AR) in which an image of a virtual space is superimposed on a real image. It may be data representing mixed reality (MR) in which a real image is reflected in a virtual space.
  • AR augmented reality
  • MR mixed reality
  • VR virtual reality
  • the present embodiment can be implemented by using an image of the virtual performance taken by a virtual camera.
  • AR, MR, and VR are collectively referred to as XR.
  • the live distribution system of this embodiment provides a place where all artists and fans can be united. While at home, you can support your friends, people from all over the world, and artists so that you can enjoy live performances together.
  • the live distribution system of this embodiment emphasizes the branding of the artist, and the appearance of the screen can be customized according to the expression of the artist.
  • the function provided by the live distribution system can be selected by the artist to be enabled.
  • multiple methods can be proposed and selected by the artist according to the brand and style.
  • the live distribution system of this embodiment is designed to deliver the enthusiasm of the viewer who is viewing by digital distribution to the artist side.
  • the viewer's voice (which may be the voice or image actually acquired by the microphone or camera, or the comment input by the viewer) should be delivered to the artist, and the viewer's behavior. (Action) can be fed back to the artist.
  • the live distribution system of the present embodiment can not only provide a single viewing method to all viewers, but also provide different viewing methods. This can change the type of viewing method offered depending on the price of the ticket, or change the number of viewing method options that the viewer can choose.
  • multiple video streams can be provided to the viewer so that the viewer can switch the video to be viewed.
  • the live distribution system of this embodiment also provides a viewing method that fans can enjoy as a group. For example, it provides a function to watch a live concert together while communicating by chat like online chat.
  • the live distribution system of the present embodiment for example, it can be realized by taking a picture using AR (an image provided by an artist or a sponsor is superimposed and displayed on an image taken on the viewer terminal 10 side as an AR).
  • Provide viewers may be paid viewers), sell signed digital bromides, video, audio, message text, etc., or meet some other requirement. It may be provided to the viewer.
  • FIG. 1 is a diagram showing an overall configuration of the live distribution system of the present embodiment.
  • the live distribution system of the present embodiment may be configured to include a distribution server 20. Cameras, microphones, displays and speakers can also be placed in the live venue. At the live venue, the video and audio from the camera and microphone are transmitted to the distribution server 20 via the communication network, and the video and audio from the distribution server 20 are received via the communication network and output to the display and speaker. You may place a computer for this.
  • the distribution server 20 is communicably connected to the viewer terminal 10 via a communication network. Further, the distribution server 20 may be communicably connected to the advertiser terminal 30 via the communication network.
  • the distribution server is also communicably connected to the blockchain network 40.
  • the blockchain network 40 is composed of a plurality of nodes (computers), and can manage ledger data in a distributed manner.
  • the distributed ledger is managed to be difficult to tamper with by the so-called blockchain mechanism.
  • As for the distributed ledger management mechanism by the blockchain a general one is adopted, and detailed description thereof will be omitted here.
  • the blockchain network 40 can be constructed by, for example, Ethereum (registered trademark).
  • the communication network is, for example, the Internet, and is constructed of a public telephone line network, a mobile phone line network, a wireless communication path, Ethernet (registered trademark), and the like.
  • the viewer terminal 10 is a computer for the viewer to view the video distributed from the distribution server 20, and is, for example, a personal computer, a tablet computer, a smartphone, or the like.
  • the viewer who purchased the ticket can access the distribution server 20 using the viewer terminal 10 and authenticate the ticket to view the distributed video.
  • a gift which is a virtual digital content, is given to the viewer as a consideration charged (may be free) to the viewer by the distribution server 20, and the viewer uses the viewer terminal 10 to give the given virtual gift. Gifts can be sent (so-called gifting).
  • a comment can be transmitted from the viewer terminal 10 to the distribution server 20, and the comment is displayed on the other viewer terminal 10 together with the distribution video, and can be posted to the SNS at the same time. can.
  • the live video can be delivered with a viewer image representing the viewer.
  • the viewer image may be an image of the viewer taken by a camera, or may be a viewer's avatar.
  • FIG. 2 is a diagram showing an example of a computer hardware configuration.
  • the computer may include a CPU 201, a memory 202, a storage device 203, a communication interface 204, an input device 205, and an output device 206.
  • the storage device 203 stores various data and programs, such as a hard disk drive, a solid state drive, and a flash memory.
  • the communication interface 204 is an interface for connecting to a communication network, for example, an adapter for connecting to Ethernet (registered trademark), a modem for connecting to a public telephone network, a wireless communication device for performing wireless communication, and the like.
  • the input device 205 is, for example, a keyboard, a mouse, a touch panel, a button, a microphone, or the like for inputting data.
  • the output device 206 is, for example, a display, a printer, a speaker, or the like that outputs data.
  • the functional units provided in each are realized by executing a program stored in the storage device by the CPU provided in each.
  • the storage unit provided by each is realized as a part of the memory provided by each and the storage area provided by the storage device.
  • Tokens that can be issued by blockchain networks such as Ethereum include fungable tokens and non-fungible tokens (non-fungible tokens: NFT). Unlike fungible tokens, NFTs are non-substitutable tokens. NFTs can have a unique value that distinguishes them from other NFTs. Therefore, the NFT has a unique identifier (NFT-ID) for distinguishing it from other NFTs.
  • the NFT is, for example, a token issued according to the ERC (Ethereum Request for Comments) 721 standard. NFTs that comply with the ERC721 standard are also called NFT-721 tokens. In this embodiment, as an example, it is assumed that the NFT is an NFT-721 token. NFTs can be traded on the blockchain network, similar to fungable tokens. NFT transaction history is recorded on the blockchain network. In the distributed ledger of the blockchain network 30, the owner of the NFT and the owner history are also recorded.
  • the distribution server also has a function of issuing an NFT to the product.
  • the NFT may include an ID indicating an NFT issuance object such as a product and a user ID indicating a user to whom the NFT issuance object is provided. That is, the owner of the NFT issuance object is recorded in the NFT.
  • the distribution server can issue a transaction for issuing a token to the nodes that make up the blockchain network. Since the NFT managed in the distributed ledger of the blockchain network is difficult to tamper with, the NFT functions as a certificate certifying that the NFT issuance target provided to the user is the property of the user. .. Further, the product may be a tangible article or digital data.
  • FIG. 3 is a diagram showing an example of a viewing screen for live distribution on the viewer terminal 10.
  • the layout on the screen differs between the landscape screen 31 and the portrait screen 32.
  • the portrait screen 32 is provided with a comment display field 321 and a comment input field 321.
  • the landscape screen 31 is provided with a live video main display field. 311 is displayed in full width.
  • the screen is provided with display columns 312 and 323 for displaying images from an angle (camera) different from the images displayed in the main display column 311, and one of these display columns 312 and 323 is provided.
  • the image at the selected angle image from the selected camera
  • the display fields 312 and 323 may not always be displayed, and may be switched between display and non-display when, for example, the main display field 311 is tapped.
  • FIG. 4 is a diagram showing a software configuration example of the distribution server 20.
  • the distribution server 20 includes a video acquisition unit 211, a video distribution unit 212, a partial video extraction unit 213, a video sales unit 214, an NFT issuing unit 215, and a video transmission unit 216.
  • the video acquisition unit 211 acquires live video taken at the live venue.
  • the video acquisition unit 211 can also acquire audio data collected at the live venue.
  • the "live video" includes audio.
  • the video acquisition unit 211 can acquire video and audio from each camera and microphone as separate tracks.
  • the video distribution unit 212 distributes the live video to the viewer terminal 10.
  • the video distribution unit 212 can distribute live video by a streaming method.
  • the partial video extraction unit 213 extracts a partial video that is a part of the live video.
  • the partial video extraction unit 213 can, for example, divide a live video into music units and extract a part of the divided video as a partial video.
  • the partial video extraction unit 213 may, for example, accept the designation of the range to be extracted and extract the designated range.
  • the partial video extraction unit 213 can register the partial video in the partial video storage unit 231.
  • the partial video may be included in the NFT or registered in the blockchain network 40 separately from the NFT.
  • the video sales department 214 sells partial video.
  • the video sales unit 214 can sell the partial video together with the NFT described later.
  • the partial video sales process a process related to the sale of general digital products can be used.
  • the NFT issuing unit 215 issues the NFT.
  • the NFT is a token that certifies the owner of the partial video, and can include information that identifies the partial video and information that identifies the owner (viewer).
  • NFT is a token issued and managed in the blockchain network 40. Since the NFT is managed in the blockchain network 40 with difficulty in tampering, the owner of the partial video can be proved by the NFT.
  • the video transmission unit 216 transmits the partial video and the NFT to the purchaser (owner).
  • the contents realized by the live distribution system of this embodiment include at least the following.
  • Advertisements can be transmitted from the distribution server 20 to the viewer terminal 10 in cooperation with the food and drink delivery service. Further, the distribution server 20 may realize an order system for accepting orders for the delivery service. The distribution server 20 can send an advertisement and accept an order only for the delivery service related to the sponsor.
  • the delivery service related to the sponsor is not limited to food and drink, but may be a service related to mail-order sales of live goods.
  • the distribution server 20 can provide an avatar of a character of a company related to an advertiser (sponsor of a live performance).
  • the distribution server 20 can include the image of the viewer taken by the viewer terminal 10 in the live distribution, but the user who does not want to appear can be asked to use the avatar of the company character.
  • the distribution server 20 has a function of receiving data of a corporate character avatar from an advertiser company and a function of receiving a viewer image taken by a viewer terminal. The function to detect the physical characteristics and structure of the viewer from the received image of the viewer, and the avatar is placed so as to overlap a part or all of the viewer's body based on the detected physical characteristics and structure of the viewer.
  • the avatar data is a virtual character including an image, a 3D model, and the like.
  • the distribution server 20 can also have a function of superimposing the avatar on the viewer's body so that the feature points of the avatar and the physical feature points of the viewer match.
  • the distribution server 20 detects physical feature points such as the viewer's eyeball from the viewer's image and superimposes the avatar's eye on the position of the viewer's eyeball.
  • the physical feature point is not limited to the eyeball, and may be, for example, a part of the body such as the nose, mouth, ears, hair, hands, and feet.
  • the logo portion of the avatar may be superimposed on the eye portion of the viewer.
  • the distribution server 20 may adjust the size and orientation of the avatar according to the size and orientation of the viewer reflected in the image and superimpose the avatar.
  • the distribution server 20 can be provided with a function of adjusting in real time.
  • the distribution server 20 can be provided with a function of changing or directing a part or all of the avatar by a predetermined operation, a predetermined trigger, or a timing.
  • the predetermined trigger may include, for example, detecting a predetermined behavior of the viewer, a change in the production environment, or the like.
  • the avatar may be set in advance with timings such as changes and effects. Further, the appearance of the avatar may be changed by the operation of the viewer.
  • the distribution server 20 can be provided with, for example, a function in which the viewer selects and customizes the color, appearance, and the like of the avatar by operation. Further, the distribution server 20 can be provided with a function of distributing a moving image to other viewers related to the viewer without displaying the avatar. Further, the distribution server 20 may be provided with a function of distributing the avatar to a predetermined viewer in a state where the avatar is not displayed by the designation of the viewer.
  • the distribution server 20 may be provided with a function of issuing an NFT corresponding to an avatar designated by a video distribution related person such as a company, a distributor, or a viewer, and further has a function of limiting the number of NFTs issued. You may be prepared.
  • the distribution server 20 can also provide an image provided by the advertiser's company as a stamp image used for exchanging messages.
  • the distribution server 20 can handle comments posted by viewers before, during, and after live distribution, and message exchanges between viewers, and stamp images other than text for the comments and messages. Can be set.
  • the stamp image can be used only for those provided by the advertiser. It is also possible to distribute stamp images that can only be obtained by users who have watched the live stream.
  • the distribution server 20 can perform image processing so that the logo in the drink held by the viewer changes according to the live production.
  • images of advertising products can be projected onto objects placed on the stage of live performances, costumes of performers, items owned by performers (musical instruments, glasses, glasses, etc.). ..
  • the distribution server 20 can include a model data storage unit that stores 3D model data (including textures and the like) of the advertising product.
  • the distribution server 20 can arrange an object based on the 3D model data in the venue of live distribution. As a result, it is possible to realize a so-called placement advertisement in which an advertisement product is placed in a virtual space and delivered as a live video.
  • ⁇ Cheers TIME> A "Cheers TIME" is given during live performances (between songs, etc.) so that the artist (performer of the live performance) and the viewer can toast with the drink of the same sponsor company.
  • the distribution server 20 distributes by VR, AR, or MR, the image of the product of the sponsor company (advertiser) can be synthesized on the surface of the drink held by the artist.
  • the distribution server 20 selects a specific viewer from all the viewers. You can choose from viewers who hold drinks. For example, the distribution server 20 analyzes the viewer image and selects only those that can extract the image of the drink of the sponsor company, or selects the viewer who has entered the code that can be obtained when purchasing the product. be able to. Further, the distribution server 20 can output the viewer image so that the viewer image can be used to produce the advertisement video of the company.
  • the distribution server 20 may transmit the viewer image to the advertiser terminal.
  • the distribution server 20 may create an advertisement image by synthesizing the viewer image and the live video.
  • the distribution server 20 superimposes and displays a company logo or a message on a part of the costume of the artist included in the live video.
  • the distribution server 20 can change, for example, the logo of the T-shirt for each song.
  • the distribution server 20 can detect the costume of the artist from the live video.
  • the distribution server 20 can store setting information for setting which part of the costume is superimposed and displayed.
  • the distribution server 20 may change the costume of the artist as a live performance, or may display the image superimposed on the costume of the artist as an advertising medium.
  • the distribution server 20 remembers the items to be worn and carried and proposes the items to the artist so that the artist can wear the T-shirts and props of the sponsor company during the live performance. can do.
  • the distribution server 20 can notify the viewer that a contest for a specific product will be held, and can receive and aggregate votes for quality, taste, design, and the like from the viewer terminal.
  • the distribution server 20 can specify that the user has purchased the sponsored product. For example, the distribution server 20 inputs a code that can be obtained when a product is purchased (for example, a QR code (registered trademark) that encodes a unique URL is attached to the product to access the URL). When it is accepted from, it can be determined that the viewer has purchased the sponsored product. Further, the distribution server may analyze the viewer image to detect the sponsored product. The distribution server 20 can perform a process of giving specificity to the participating viewers. The distribution server 20 can distribute a present to a viewer as digital content, for example. Further, the distribution server 20 may give a privilege of displaying the viewer image on the stage and allowing the artist and the viewer to interact with each other.
  • a code that can be obtained when a product is purchased for example, a QR code (registered trademark) that encodes a unique URL is attached to the product to access the URL.
  • QR code registered trademark
  • the distribution server may analyze the viewer image to detect the sponsored product.
  • the distribution server 20 can perform a process of
  • the distribution server 20 can mainly use a virtual audience as an advertising medium for apparel products when performing live distribution by VR, AR, or MR. That is, the distribution server 20 can arrange a virtual spectator (character) in the virtual space and make the virtual spectator virtually wear apparel products such as clothes, hats, and shoes. .. In this case, the distribution server 20 may store the image of the apparel product and paste it on the outer surface of the virtual audience as a texture, or store the 3D model data of the apparel product. , It is also possible to combine the character of the virtual audience with the apparel product as an object.
  • the distribution server 20 can be provided with a function of issuing an NFT corresponding to a character of a virtual audience wearing an apparel product to a person involved in video distribution such as a viewer, and further limits the number of NFTs issued. It can also have a function.
  • the distribution server may display a display advertisement for live distribution.
  • the distribution server can also acquire an ad creative from an ad network or the like and display it in the ad space.
  • the distribution server may receive the advertisement object provided by the sponsor company and make different advertisement objects appear in the virtual space according to the attributes of the viewer.
  • the distribution server may be a music piece in a live performance. In between (for example, when the artist is talking), the advertisement can be virtually displayed on the back screen on the stage.
  • the advertisement may be a still image or a moving image.
  • the distribution server 20 can distribute the live original sponsored product video. Unlike advertisements, the distribution server 20 can virtually create a sponsor company stage, which is called a real festival event.
  • Group viewing is when a group of viewers watch a live stream video together.
  • the distribution server 20 can distribute live video so that group viewing is possible.
  • the distribution server 20 can, for example, create a group in response to a request from a viewer. Further, the distribution server 20 can manage the viewer as a member of the designated group in response to the participation request for which the group is designated.
  • the distribution server 20 can store, for example, a group and a member viewer in association with each other in a storage unit. On the viewer terminal, the viewer video of all the members belonging to the group or one or a plurality of them can be displayed on the screen at the same time as the live video.
  • the viewer terminal can transmit the audio from the group member (referred to as the viewer audio) to the distribution server 20, and the distribution server 20 can transmit the viewer audio from the viewer only to the members of the group. Further, a text message may be transmitted together with the viewer's voice or in place of the viewer's voice. Like the sponsorship sheet provided at the baseball stadium, it can be sold with sponsorship in the frame of group participation. Group participants who purchase the sponsorship slot will be given benefits from the sponsoring company.
  • the distribution server 20 creates a sponsoring group in response to a request from the sponsoring company. A maximum number of members can be set for the sponsoring group.
  • the distribution server 20 identifies that the viewer has purchased the sponsorship slot, and the viewer who has purchased the sponsorship slot can perform group viewing.
  • the distribution server 20 distributes a specific video at a designated time such as before and after the start of a live performance or during a break. When the viewer views and applies for this video, the distribution server 20 can additionally distribute the privilege video to the viewer. Further, the distribution server 20 distributes the advertisement video at a designated time such as before and after the start of the live performance or during a break. When the viewer views and applies for this advertisement video, the distribution server 20 can select a prize or a viewer by lottery and present the goods to the selected viewer. Further, the distribution server 20 can be provided with a function of issuing an NFT corresponding to a privilege video to a person related to video distribution such as a viewer, and can also be provided with a function of limiting the number of NFTs issued.
  • the viewer may be able to select and switch cameras.
  • a plurality of cameras are arranged in the live venue.
  • the distribution server 20 distributes live images from one of the plurality of cameras to the viewer.
  • the distribution server 20 can accept the designation of the camera from the viewer.
  • the distribution server 20 can store a camera designated for each viewer. Further, the distribution server 20 can accept the designation of the main camera from the operator of the live performance, and can distribute the image from the main camera when the camera is not designated by the viewer. Further, when the camera at the live venue can shoot a video having a resolution higher than the image resolution on the viewer terminal, the distribution server 20 uses the range of the video from the camera specified by the viewer. Can be cut out and delivered.
  • the distribution server 20 receives from the viewer terminal the designation of the position and size of the cutout frame according to the resolution of the display device (display) provided in the viewer terminal, and stores it in the storage unit in association with the viewer. Can be done.
  • the distribution server 20 can distribute to the viewer terminal what is cut out from the image from the camera at the position and size for each viewer.
  • the distribution server 20 may distribute the high-resolution camera image as it is, and the viewer terminal may display the image cut out at a position and size according to an instruction from the viewer.
  • the distribution server 20 may also include a function of issuing an NFT corresponding to an image or video taken from a camera designated by the operation of the viewer to a person involved in video distribution such as a viewer.
  • the distribution server 20 can be provided with a function of issuing an NFT corresponding to an image or a video cut out to a person involved in video distribution such as a viewer. Further, the distribution server 20 can also have a function of limiting the issuance quantity of NFTs.
  • the distribution server 20 can perform different effects for each viewer regarding the live performance.
  • the distribution server 20 stores a table of effects corresponding to the attributes of the viewer, and when the distribution server 20 acquires the attribute information of the viewer, the distribution server 20 extracts the effect corresponding to the attribute information of the viewer from the table. Then, the distribution server 20 can incorporate the extracted effect into the video distribution program and distribute it to the terminal of the corresponding viewer.
  • the present invention is not limited to this, and the production may be performed according to the viewer's environment.
  • the distribution server 20 recognizes, for example, the color of the light, the pattern of the room, the interior, etc.
  • the distribution server 20 corresponds to the viewer's environment. It can also be equipped with a function to incorporate the effect into the delivered video. Further, not limited to this, for example, the distribution server 20 stores a plurality of different effects on the same timeline, and incorporates an effect program corresponding to the distributed video to each viewer by selecting or drawing a viewer. It may also include a function of delivering to a viewer terminal. In addition, each effect may be provided with a usage limit number of times. In addition, for the production, for example, when performing fireworks, confetti, appearance of virtual characters, etc. on the stage, it is possible to produce different colors, different contents, different characters for each viewer. can. Further, the distribution server 20 can be provided with a function of issuing an NFT corresponding to a moving image incorporating a production effect and a production program. Further, the distribution server 20 can also include a function of limiting the issuance quantity of NFTs.
  • Live lighting attributes color type, invisible light, lighting spacing, etc.
  • inaudible sound sound attributes (sound spacing, sound spacing, etc.), depending on the user's attributes or instructions from the user. Type) etc.
  • the distribution server 20 may perform image processing for applying a lighting effect or the like to the image of the live venue, or the distribution server 20 may output an instruction to be changed according to the attributes of the viewer or the like. You may change the certification at the venue. Further, the distribution server 20 can perform effect processing such as sound attribute change processing on the collected voice data. Further, the distribution server 20 can make the above changes according to the degree to which the user makes a predetermined input.
  • the distribution server 20 can display the viewer image of the selected viewer on the display of the live venue so as to be visible to the artist during the live distribution. Further, the distribution server 20 can provide, for example, a voice call function so that the selected viewer and the artist can interact with each other during the live distribution.
  • the distribution server 20 may randomly select viewers, may select viewers related to the location of the live venue (eg, reside at the location of the live venue), or may select specific advertisements. You may choose the viewer who purchased the product, or you may choose the viewer with the largest number of people who have spread information about the live on the social network.
  • ⁇ Corporate sponsored camera> Multiple cameras can be placed at the live venue so that multi-angle video can be distributed. Some of the multi-angle cameras can be dedicated to sponsors. For example, if it can be associated with the member ID of the viewer's online shopping, the specific angle is unlocked, and the distribution server 20 can distribute the video of the angle to the viewer. In this case, the company name can be made visible by the angle.
  • the distribution server 20 can be set to display different sponsor names depending on the live venue, for example, in sports competitions. You may also use the multi-angle function to search for corporate avatars. For example, the distribution server 20 can arrange an avatar such as a corporate character in a virtual space so as to be photographed only from a specific angle, and distribute the avatar so that it can be clicked.
  • a privilege can be given to the viewer. For example, it is possible to win artist collaboration goods by lottery from viewers who can click on the avatar.
  • a specific angle may be sold to the sponsor company.
  • the distribution server 20 can set one of the multi-angles on the screen specified by the sponsor company and distribute it as a special viewpoint or a campaign screen.
  • the viewer's avatar may be allowed to appear on the stage.
  • the live distribution system can include a function of operating the viewer's avatar as an artist's back dancer on the stage.
  • the live distribution system may be equipped with a camera that tracks and recognizes the performer in the live scene, and the distribution server 20 may include one or more viewer avatars at a predetermined position from the performer in the captured video. Can be provided including the function of synthesizing. Further, the distribution server 20 can be provided with a function of incorporating a predetermined motion into the viewer avatar.
  • the distribution server 20 can synthesize one or a plurality of viewer avatars from the performer at a predetermined position with the moving image taken from the camera, and distribute the synthesized moving image to the viewer.
  • the method of selecting the viewer avatar may be selected according to the state or attribute of the viewer, or may be randomly drawn.
  • the distribution server 20 may select or draw a lottery for viewers who have achieved a predetermined request.
  • the predetermined request is, for example, a condition required by the distribution service side such as purchase or billing of a predetermined product from the viewer.
  • the distribution server 20 may have a function of replacing the viewer avatar with another viewer avatar at a predetermined break or timing.
  • the distribution server 20 may be subjected to a predetermined decoration process when the viewer avatar appears as a back dancer, and for example, a predetermined logo, clothes, accessories and the like can be attached to the viewer avatar. .. You can make the avatar work according to the rhythm of the live performance.
  • the distribution server 20 is not limited to operating the viewer avatar only with a predetermined motion.
  • the distribution server 20 can move the parts of the avatar (head, arms, hips, legs, etc.) in response to an instruction from the viewer. It may be operated randomly according to the rhythm of the music.
  • the distribution server 20 can be provided with a function of issuing an NFT corresponding to a composite image of the performer and the viewer avatar. Further, the distribution server 20 can be provided with a function of limiting the issuance quantity of NFTs. Further, the distribution server 20 can be provided with a function capable of issuing the NFT to the viewer who is the owner of the viewer avatar.
  • the live distribution system can be provided with a function of providing a group video of video distribution related persons to the viewer.
  • the distribution server 20 can generate a first collective video obtained by synthesizing one or a plurality of viewer images acquired from a viewer terminal with a predetermined video.
  • the distribution server 20 may include a function of processing and synthesizing at least one of the viewer image and the video.
  • the distribution server 20 has a function of recognizing and cutting out a viewer from a viewer image, and further, the distribution server 20 includes a function of synthesizing a cutout image of a viewer at a predetermined position in a video. ing.
  • the predetermined position may be, for example, a position designated by the distributor, a predetermined position away from the performer, or a predetermined position from the company logo.
  • the distribution server 20 may include a function of adjusting the size and direction of the cut-out image of the viewer and inverting the size of the cut-out image of the viewer when synthesizing the video. Further, the adjustment and the like may be performed by a related person such as a distributor and a viewer, or may be performed based on a program stored in the distribution server 20. Further, the distribution server 20 may select a viewer and a person related to the viewer to form a group video.
  • the distribution server 20 can select or draw a lottery for a specific viewer and a viewer related to the specific viewer among all the viewers, and synthesize the video with a predetermined image.
  • the distribution server 20 may be selected from a friend list of a distribution service, a friend of an SNS (social network service), and a contact of a viewer terminal. Further, another viewer specified by the viewer may be selected.
  • the distribution server 20 can further process the collective video into a second collective video. For example, a process may be performed in which an artist's signature or the like is superimposed on the first group image. Further, the distribution server 20 may provide the first collective video or the second collective video to the viewer or the like.
  • the distribution server 20 can be provided with a function of issuing an NFT corresponding to the first collective video and the second collective video. Further, the distribution server 20 can be provided with a function of limiting the issuance quantity of NFTs. Further, the distribution server 20 can be provided with a function capable of issuing an NFT to a viewer. Further, the distribution server 20 may provide the above service only to the viewers who have purchased a specific ticket, or display not only the viewer image but also the logo of the sponsor company on the live video. Then, it may be delivered to the viewer for free as an advertisement of the sponsor company.
  • a virtual Meguri After live streaming, a virtual Meguri can be provided.
  • the distribution server 20 outputs the viewer image and the viewer sound of the selected viewer to the display and the speaker of the live venue or the backstage, and also outputs the image and the sound of the artist in the live venue or the backstage to the viewer terminal. It can be sent to the artist so that the artist and the viewer can communicate one-on-one.
  • the distribution server 20 may select, for example, a viewer who has purchased a meguri ticket, or may select a high scorer of the game provided by the live distribution system of the present embodiment. Further, the reaction of the viewer during the live performance may be measured, and the viewer may be selected according to the degree of the measured reaction.
  • Viewers' reactions include, for example, the strength and speed at which the viewer's smartphone is moved, the volume of the viewer's voice, the accuracy of the pitch that the viewer sang along with the live performance, and viewing. It can be used as the intensity of the viewer's physical movement analyzed from the human image.
  • ⁇ Launch together> For example, it is possible to tie up with a beer company and hold a launch drinking party with a group of viewers after viewing. For example, beverages such as beer and meals such as pizza can be delivered to a specific group for group viewing.
  • a game using live audio may be provided.
  • an operator can create a musical score using a computer and transmit the created musical score to the distribution server 20.
  • the musical score does not have to be a staff notation, and may include, for example, timing information representing a specific timing. Further, in addition to the timing information, the musical score may include operation information indicating that a specific operation should be performed.
  • the rhythm of the live performance (not always constant), for example, a musical score indicating the position and timing of tapping the screen of the smartphone is created and transmitted to the distribution server 20.
  • the distribution server 20 transmits the musical score, or, for example, screen data indicating that a specific place should be tapped at a specific timing to the viewer terminal in synchronization with the live performance.
  • the distribution server 20 may sell a live-only product (which may be digital data) with a certificate managed by the blockchain network 40.
  • the distribution server 20 can be provided with a function of issuing an NFT corresponding to a live-only product.
  • the distribution server 20 can be provided with a function of limiting the issuance quantity of NFTs.
  • the distribution server 20 can be provided with a function capable of issuing the NFT to the viewer who is the owner of the viewer avatar.
  • the live-limited product may be, for example, a product that can be acquired by the viewer before or after the live or during the live, or a product prepared for the live by the sponsoring company.
  • the distribution server 20 can sell a partial video obtained by cutting out a part of the live video to the viewer.
  • the distribution server 20 can issue the NFT including the information for specifying the live and the information for specifying the viewer and manage it in the blockchain network 40.
  • An upper limit is set for the number of sold partial images, and the NFT can include information for identifying the partial image (for example, a number from 1 to the number of sales).
  • the sales destination may be a user who has not watched the live video.
  • the distribution server 20 can distribute a plurality of audio tracks. For example, a plurality of microphones can be arranged in a live venue, and an audio track for each microphone can be distributed separately from the audio track (main track) through the mixer. Further, the distribution server 20 can distribute the audio commentary track. The distribution server 20 can distribute a track containing the commentator's audio commentary together with the live video at the time of live performance. Viewers may listen to audio commentary in lieu of or in addition to the audio of the live performance. Further, the distribution server 20 can record the audio main track together with the live video in the storage device, and can add audio commentary later. That is, the distribution server 20 enables the distributor of the archive video to add audio commentary to the archive and sell it as a new product. In this case, the distribution server 20 can delete or edit the existing audio commentary.
  • the re-distributor (live commentator / commentator) may be able to switch the camera and the audio later to distribute the archived video of the live performance.
  • the distribution server 20 records the video from each camera and the sound from each microphone as independent tracks so that the re-distributor can freely combine the tracks to create a video for distribution.
  • the re-distributor can do the remix. For example, it is possible to enlarge the guitar track and add an audio commentary with commentary for distribution.
  • the live distribution system may feed back the viewer's cheers, comments, and other actions to the venue.
  • a live distribution system can be equipped with a display and speakers in the live venue, and the distribution system installs viewer video, viewer voice, information input by the viewer, and production requested by the viewer at the venue. It can be output to the display or speaker.
  • the input information of the viewer may be, for example, a message or an image such as a stamp.
  • the distribution server 20 may output the video of the selected viewer and the audio of the viewer to the display or the speaker.
  • the distribution server 20 may feed back the behavior of the viewer who has achieved the predetermined condition to the venue.
  • the predetermined conditions are, for example, the transmission of a predetermined gesture requested by the distributor, a physical action such as a pose or a shout, a predetermined message requested by the distributor to the viewer, a stamp, a gifting, or the like. included.
  • the predetermined condition may include, for example, acquisition of a predetermined asset.
  • the predetermined asset may include, for example, a tangible product, a digital product, a predetermined NFT, a predetermined NFT certificate, and the like.
  • the distribution server 20 may randomly select a viewer. Further, the distribution server 20 may output the viewer video and the viewer audio to the virtual space as a virtual audience arranged in the virtual space.
  • the live distribution system can be provided with a function of processing and changing the production of the moving image to be distributed based on the optical information of the live venue (for example, the lighting of the stage).
  • the live distribution system is provided with one or a plurality of sensors for detecting light in the live venue, and the sensors detect the light in the live venue before and after the live or during the live and transmit the optical information to the distribution server 20.
  • the sensor can detect not only visible light but also invisible light.
  • the sensor can also detect the physical properties of light such as light color, amplitude, and wavelength.
  • the optical information transmitted by the sensor to the distribution server 20 includes information other than the light obtained by the light irradiating the sensor, such as the detection time, the length of the detection time, and the change in temperature, in addition to the above-mentioned information. You may.
  • the distribution server 20 may store the effect corresponding to each optical information, and can synthesize the effect based on the received optical information into the moving image and distribute it to the viewer terminal.
  • the distribution server 20 is not limited to the effect corresponding to each optical information, and may store, for example, the effect corresponding to the combination of each optical information.
  • the distribution server 20 is not limited to the moving image, and may process or change the effect of a virtual space such as VR or AR. Further, the process is not limited to processing or changing the effect, and an event can be generated, for example.
  • the event in the virtual space includes, for example, changing the costume of the virtual character.
  • the live distribution system can be provided with a function of processing and changing the effect of the moving image to be distributed based on the sound information of the live venue (for example, the speaker of the stage).
  • the live distribution system is provided with one or a plurality of sensors for detecting sound in the live venue, and the sensors detect the sound in the live venue before and after the live or during the live and transmit the sound information to the distribution server 20.
  • the sensor can detect not only audible sounds but also inaudible sounds.
  • the sensor can also detect the physical properties of the sound, such as the amplitude and wavelength of the sound.
  • the sound information transmitted by the sensor to the distribution server 20 may include information other than the sound obtained by the sound hitting the sensor, such as the detection time and the length of the detection time, in addition to the above-mentioned information.
  • the distribution server 20 may store the effects corresponding to each sound information, and can synthesize the effects based on the received sound information into the moving image and distribute it to the viewer terminal.
  • the distribution server 20 is not limited to the effect corresponding to each sound information, and may store, for example, the effect corresponding to the combination of each sound information.
  • the distribution server 20 is not limited to the moving image, and may process or change the effect of a virtual space such as VR or AR. Further, the process is not limited to processing or changing the effect, and an event can be generated, for example.
  • a display can be placed at the live venue together with the actual audience so that the viewer's image is displayed on the display.
  • the distribution server 20 can select a predetermined number from all viewers or from viewers who have purchased a specific ticket so that the viewer image of the selected viewer is displayed on the display.
  • the live distribution system includes a function of distributing while maintaining the image quality even if the camera zooms in on the subject and shoots.
  • the distribution server 20 includes a program function that corrects the received image to a predetermined resolution, and when it detects that the resolution of the image data acquired from the camera is equal to or lower than the predetermined resolution, it corrects the received image to the predetermined resolution and informs the viewer. Can be delivered.
  • the distribution server 20 compares whether or not the acquired video data has a predetermined resolution, and determines the predetermined resolution. In the following cases, the video data can be corrected to a predetermined resolution and distributed to the viewer.
  • the viewer may specify the resolution of the video, and the distribution server may correct the video data to the designated resolution.
  • the distribution server 20 can perform zooming according to a request from the viewer terminal, then downsize according to the resolution of the viewer terminal, and distribute the image.
  • the resolution correction method for the video data may be corrected based on the contour, color, and shape of the video. It may also be modified by adopting machine learning or deep learning.
  • the distribution server 20 can be provided with a function of issuing an NFT corresponding to the zoomed image at the request of the viewer. Further, the distribution server 20 can be provided with a function of limiting the issuance quantity of NFTs. Further, the distribution server 20 can be provided with a function that can be issued to a viewer who has zoomed the NFT.
  • the user may remix using the live sound source and distribute it as UGC (public transmission is possible).
  • the remix tool may be provided by the distribution server 20 or may be implemented by the viewer terminal.
  • the remix tool allows the user to select the tone of the music track that he or she likes, and can apply effects to the track so that the tone is selected. Effect parameters and the like can be managed by a computer that provides a remix tool in association with the tone color. Instead of the tone, you may apply an effect according to the atmosphere (tropical style, Okinawa style, etc.).
  • the parameters of the remix preferred by the user may be machine-learned. In this case, it is possible to give as a teacher signal whether or not the user likes the remixed sound source.
  • the live distribution system may select, remix, and distribute an image taken by the camera work stored in the distribution server 20 at the request or operation of the distributor.
  • the distribution server 20 can acquire and store video data from one or a plurality of cameras installed in a live venue. Further, time information may be associated with each video data. Further, the distribution server 20 can be provided with a function of allowing the distributor to edit the video (edited video data) such as trimming and enlarging the video data. Further, trimming and editing of each video data may be performed based on the time information. Then, the distributor can combine the video data and the edited video data on a predetermined timeline (remixed video).
  • the distribution server 20 can be provided with a function of causing the distributor to synthesize other video data and other edited video data with the remixed video. Further, the distribution server 20 can also have a function of causing the distributor to synthesize an effect or the like with the remixed video.
  • the video data is not limited to the video data obtained by shooting the live performance, and may be, for example, video data related to the live performance such as a music video, another live video, a privilege video, a program appearance video, and a television video.
  • the distribution server 20 can be provided with a function of issuing an NFT corresponding to the remixed video. Further, the distribution server 20 can be provided with a function of limiting the issuance quantity of NFTs. Further, the distribution server 20 can be provided with a function capable of issuing the NFT to the distributor of the remixed video.
  • Live video, MV, and the like are stored in the storage unit of the distribution server 20, and the user can insert the MV or other live video in the middle of the live video when creating the live video. Further, the distribution server 20 has a function of separating one live video for each performance (performance song), and the user can reconfigure the separated performance or combine other separated live videos. Can be done.
  • the distribution server 20 can enable the assets used at the time of live in UGC (User Generated Content).
  • the distribution server 20 stores virtual objects (assets) such as a stage during a live performance, accessories that decorate the stage, items used by the artist (for example, musical instruments, chairs, microphones, etc.) and wears of the artist (clothes, etc.). These objects can be arranged in a virtual space in which live distribution images are streamed so as to have an object storage unit.
  • the user can create a virtual live stage by using these virtual objects in the virtual space or by arranging them.
  • the user can perform a virtual live on the created stage and distribute it to viewers other than himself / herself.
  • the distribution server 20 can display a virtual background or a photo frame on the screen of the viewer terminal. For example, when the live image displayed on the screen of the viewer terminal and the viewer's own face are reflected in the distribution server 20, the screenshot function of the viewer terminal is activated and the viewer himself / herself automatically owns the distribution server 20. It may be controlled so that the image with the screenshot is posted to the account of the SNS.
  • the distribution server 20 can cooperate with SNS such as Twitter and Facebook, and can change the content of the live according to the status of posting on the SNS.
  • the status of posting may include, for example, the content posted, the number of postings, the number of tags, the number of replies, the number of citations, and the like.
  • the subject of the posting may be only the viewer, another person including the viewer, or a person related to the live such as a live operation or an artist.
  • changes in live content include changes in performances, performance order, lyrics, songs, changes in instruments to be played, addition / change of artists, live stage, changes in artist decorations, changes in sponsors, etc. Is done.
  • the distribution server 20 can cooperate with the viewer and the account (net account) of the viewer and other distribution services such as SNS and Youtube. In addition, the distribution server 20 can detect the cheering behavior of the viewer regarding the live performance through the viewer's net account.
  • the cheering behavior includes, for example, input, sharing, evaluation, recommendation, and the like of live-related information by the viewer.
  • Live-related information may also include live advertisements and advertisements of live sponsors.
  • the input of related information may include, for example, posting including keywords and tags related to the live, chatting, and the like. Sharing live-related information may also include, for example, sharing live advertisements on one's own page, a friend's page, or a community page.
  • the post is not limited to a live advertisement, and may be a post containing keywords and tags related to the live.
  • the evaluation of live-related information can include, for example, a community page related to live-related persons, a positive evaluation (eg, like) for a post, a positive comment input, and the like.
  • the distribution server can reward the viewer according to these cheering actions.
  • the distribution server can give the viewer a reward according to the quality and quantity of the cheering behavior.
  • the quality of cheering behavior may be determined, for example, based on the influence on others in the cheering behavior of the viewer, for example, when the viewer himself shares live-related information, the number of sharing from others or Judgment may be made based on the number of evaluations.
  • the distribution server 20 can be provided with a function of issuing an NFT corresponding to the digital product given to the viewer. Further, the distribution server 20 can be provided with a function of limiting the issuance quantity of NFTs. Further, the distribution server 20 can be provided with a function capable of issuing an NFT to a distributor.
  • the reward is not limited to products, but includes, for example, points, qualifications for participation in paid benefits, price discount coupons, voting rights for events such as contests, gifting materials and qualifications, and the like.
  • the distribution server 20 can hold a UGC (User Generated Contents) contest for viewers.
  • the distribution server may have a function of aggregating votes from viewer terminals. You can vote using the received information, or you can vote by posting on SNS.
  • the contest may be held by having the virtual audience on the virtual space wear virtual costumes and virtual items, or the contest may be performed by the viewer regarding the decoration of the virtual space.
  • the contest can be held before and after live distribution. If the contest is held before the live stream, the winners of the contest will be rewarded. Alternatively, you can get the right to have the winner's video or avatar appear during the live.
  • the video of the most exciting scene in the live performance may reach the viewer after the live performance.
  • the distribution server 20 extracts the most exciting scene during the live performance and transmits the scene to the viewer terminal.
  • it may be extracted by the designated part of the live operation, or it may be extracted by sensing the loudness of the cheering of the live venue. It may also be extracted based on the movement of the spectators at the venue and the state / detected state of items such as psyllium possessed by the spectators. Further, the distribution server 20 may determine and extract the most exciting part from the voice, movement, etc. of the entire viewer collected from the viewer terminal.
  • the standard is not limited to the entire viewer, but may be based on an individual or a part of the viewer. For example, it may be based on oneself, a specific viewer (friend, family, etc.) individual or a group thereof. Further, the most exciting scene may be edited into a video for the whole and distributed to the whole, or may be edited and distributed to a specific person such as an individual.
  • the distribution server 20 stores the live video in the storage unit while distributing the live video to the live video viewer terminal. Then, the viewer can bookmark the playback scene at any time during the live by a simple operation. Viewers can play the bookmarked scene during or after a live break. Further, the distribution server 20 may distribute to the viewer a scene that goes back to a predetermined time before the bookmarked playback scene, or music at the time of switching the camera immediately before the bookmarked playback scene. It may be delivered to the viewer terminal retroactively until the time of stoppage. Moreover, not only live distribution but also online games and cloud games may be supported.
  • the game may have a role not only as a scene reproduction but also as a save in the middle of the game. Further, it may be used for a contest such as a distribution server, a scene where the viewer selects a bookmark scene performed by the viewer, or a separate entertainment.
  • the distribution server 20 transmits all or part of the viewer media data such as real-time viewer video and / or audio data scheduled to be viewed live after the live before, during the live break, and after the live to the viewer terminal. Then, the distribution server 20 may further narrow down the viewer media data and distribute it to the viewer terminal together with the live image immediately before the start of the live, at the start of the live, or during the live, or distribute only the live image. May be. Further, the image of the viewer may be reduced, or the image of the viewer may be changed to a specific icon or a virtual object instead of the image of the viewer. Further, the icon or the virtual object may be fed back (change in appearance, change in movement) according to the action of the viewer or the reaction to the live (movement, cheering, etc.). Further, the logo of the advertisement or the like may be changed.
  • the viewer media data such as real-time viewer video and / or audio data scheduled to be viewed live after the live before, during the live break, and after the live to the viewer terminal. Then, the distribution
  • FIG. 5 is a diagram showing a screen example of the viewer terminal 10 at the time of viewing the group viewing.
  • the arrangement on the screen differs between the landscape screen 41 and the portrait screen 42, and in the landscape screen 41, the main screen 411 displaying the live image and the main screen 411 belonging to the same group are viewed at the same time.
  • a viewer display field 412 for displaying viewer media data for each of the viewers is provided.
  • the screens 41 and 42 are provided with comment display fields 413 and 423 so that comments posted by viewers can be displayed.
  • the viewer terminal 10 can collect the voice generated by the viewer by, for example, a microphone or the like, and transmit the collected voice to the viewers of the group. This makes it possible to perform so-called voice chat between viewers while watching live video.
  • the portrait screen 42 may also be provided with an audience display field 422 that displays viewer media data of viewers (audiences) who do not belong to the group.
  • the live distribution service provider or the performer selects from them and sends a thank-you message or the like.
  • the message may be a voice message, a direct call, or a text message such as an email, a simple chat, or an SNS post.
  • the viewers who send the message may be all the viewers or some viewers.
  • the viewer selection method may be a viewer who has paid a separate amount, a viewer who possesses a live sponsor product, or the like, or may be random.
  • ⁇ Karaoke function> At the live venue, for example, one or a plurality of performer's line-of-sight cameras for taking a picture of the audience are arranged from the performer's point of view to take a picture. Then, during the live break or after the distribution, the video taken by the performer's line-of-sight camera, the live sound source, the cheers of the audience, and other audio data at the live venue are transmitted to the viewer terminal. Then, the viewer can use the karaoke from the performer's line of sight. In addition, the viewer may select a song according to the performance, or may extract a specific song. Further, when performing karaoke, the cheers of the audience may be inserted at any time.
  • the viewer terminal can cut out the live video according to its own posture. For example, when the posture of the viewer terminal is horizontal, a video having a width wider than the vertical width is cut out from the live video, and when the posture of the viewer terminal is vertical, a video having a vertical width longer than the horizontal width is cut out. And display it on the display. Further, the image may be cut out according to the position of the viewer terminal, for example, regardless of the posture. For example, when the viewer image moves upward from the current position with respect to the image displayed by the viewer terminal, the viewer terminal cuts out a part of the live image above the original image. You may.
  • Local equipment may be controlled remotely to reduce the number of staff assigned to the live venue.
  • PA equipment can control communication using its own protocol. Therefore, in the live distribution system, the control packet of the PA equipment is bridged and sent to the remote control server by tunneling. This makes it possible to control local equipment from a remote control server.
  • a control packet may be further transmitted from the remote control server to the terminal of the PA staff so that control can be performed from the terminal of the staff.
  • the present disclosure also includes the following configurations.
  • the acquisition department that acquires live video of live performances, The distribution unit that distributes the live video and An extraction unit that extracts a partial image that is a part of the live image, The sales department that sells the extracted partial video to users, An issuer that issues non-fangable tokens containing information that identifies the user, and A transmission unit that transmits the partial video and the non-fangible token, A live distribution system characterized by being equipped with.

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