JP2001290904A - Method and device for selling lottery card - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable a customer to freely and efficiently purchase a lottery card having his or her desired number in his or her home or job site. SOLUTION: When purchase of a lottery card is requested from a terminal 4, a WWW server 5 prompts the terminal to set a classification of the lottery card and extracts lottery card numbers indicating plural candidate ranges corresponding to set contents of the classification from the terminal 5 and makes the terminal 5 select lottery card numbers from these extracted lottery card numbers indicating plural candidate ranges and makes the terminal 5 select lottery card numbers indicating plural ranges to successively narrow down lottery card numbers which are not reserved for purchase. Further, the terminal sets the classification of the lottery card on the basis of each request from the WWW server 3 and selects lottery card numbers from lottery card numbers indicating plural candidate ranged.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lottery sales system and method for purchasing lotteries, and more particularly to a lottery sales system and method by specifying a lottery number using the Internet.

[0002]

2. Description of the Related Art In the conventional lottery sales system, when purchasing at a lottery window, the lottery is selected by a lottery number specified at the window.

A lottery sales system using a terminal by a purchaser is disclosed in, for example, Japanese Patent Application Laid-Open No. 61-18085. In other words, lottery vending machine and host CP
When the lottery number is specified from the lottery vending machine, the host CPU checks whether or not there is a previous specification. If the lottery number is present, the purchaser is prompted to re-specify. In this way, when the lottery number is determined while exchanging with the host CPU in the groping state, the lottery is purchased by inserting a fee from the fee slot of the vending machine.

[0004]

A conventional lottery sales system via a network is disclosed in, for example, Japanese Patent Application Laid-Open No. 61-180.
As disclosed in Japanese Patent Publication No. 85, from the terminal side,
Since the lottery numbers already purchased cannot be seen, purchasing the lottery number requested by the user from the free numbers as the number of available lottery numbers becomes smaller may not be accepted due to the detection of the first designation on the host CPU side. There is a problem that it is very difficult to increase.

In Japanese Patent Application Laid-Open No. 61-18085, a vending machine is used as a terminal that can be purchased.
There is a problem that purchase cannot be made without the vending machine.

The present invention has been made in view of the above-mentioned problems, and it is an object of the present invention to efficiently purchase a lottery with a desired lottery number freely from a home or a workplace.

[0007]

In order to achieve the above object, a first lottery sales system of the present invention is a lottery sales system in which a terminal accesses a server for managing the lottery via a network. A server for requesting the terminal to set a lottery type when the terminal requests a lottery purchase; a lottery indicating a plurality of candidate ranges corresponding to the type setting content from the terminal; Selection request means for causing the terminal to select a number from the lottery numbers indicating the plurality of extracted candidate ranges, and letting the terminal select the lottery numbers indicating the plurality of ranges by the selection request means. And a narrowing-down means for narrowing down the number of an empty lottery to be purchased.

Further, the terminal includes type setting means for setting a lottery type based on the type requesting means, and selecting means for selecting from the lottery numbers indicating the plurality of candidate ranges by the selection requesting means. It is characterized by having.

Further, the terminal is characterized in that it has processing means for performing processing by the type setting means and the selecting means in accordance with a browser program.

[0010] Further, the type is characterized by including a lottery name and a narrowed value indicating a maximum number of lottery numbers to be displayed on the screen of the terminal.

Further, when the server receives a plurality of lottery numbers selected by the selecting means from the terminal, the server calculates a total amount of the selected lottery numbers, and calculates a total number of the selected lottery numbers and the total amount. Is provided to the terminal.

Further, a second lottery selling system of the present invention is as follows.
A data storage unit for storing purchase data of a lottery number purchased by a purchaser, and transmission for transmitting screen data corresponding to an image displaying a type of a lottery number to be purchased, a range of a plurality of lottery numbers, or a plurality of lottery numbers. Means,
The type of the lottery to be purchased is received or a lottery number indicating a candidate range selected from the lottery numbers indicating the plurality of candidate ranges to be purchased or a plurality of lottery numbers selected from a plurality of lottery numbers. Receiving means for receiving, and updating means for updating the stored purchase data by the data storage means from purchase data of the selected plurality of lottery numbers received by the reception means.

Further, the data storage means stores the user ID of the purchaser together with the purchase data in correspondence with the purchased lottery number.

Further, when the transmitting means receives the lottery number indicating the selected candidate range, the transmitting means narrows down a plurality of narrowed-down numbers set by the receiving means to the value of the narrowing-down value set by the type. A lottery number indicating a candidate range is continuously transmitted, and when the lottery number becomes equal to or smaller than the narrowing value, a plurality of lottery numbers are transmitted.

Further, upon receiving the lottery number indicating the selected candidate range, the transmitting means continues to transmit the lottery numbers indicating the plurality of candidate ranges narrowed down to a predetermined value or less. When the value becomes equal to or smaller than the narrowing value, a selection request is transmitted to select from a plurality of lottery numbers.

Further, the transmission means, upon receiving the selected lottery number, transmits a request for confirmation of the selected lottery number and the total amount of the selected lottery.

Further, the receiving means and the transmitting means perform reception or transmission via the Internet.

Further, the first lottery selling method of the present invention comprises:
A method for selling a lottery ticket from a terminal to a server for managing a lottery via a network, wherein the server has a database for managing a lottery number purchase status, and when there is a request for a lottery purchase from the terminal. Sending a lottery type setting request to the terminal, and receiving type information accompanying the type setting request from the terminal, extracts lottery numbers indicating a plurality of candidate ranges corresponding to the type information, A lottery number indicating the extracted plurality of candidate ranges is transmitted to the terminal so as to be selected from the extracted lottery numbers indicating the plurality of candidate ranges, and a lottery number indicating the candidate range selected from the terminal is determined. Upon receipt, a lottery number indicating the next plurality of candidate ranges narrowed down to a value equal to or smaller than the narrowing value set in the type information is selected. A lottery number indicating the next plurality of candidate ranges is transmitted to the terminal, and when the number is equal to or smaller than the narrowing value, a lottery number to be purchased is selected from a plurality of lottery numbers corresponding to the lottery number indicating the candidate range. When the plurality of lottery numbers are transmitted to the terminal and the plurality of lottery numbers selected from the terminal are received, the user ID of the purchaser is recorded in the area of the purchased lottery number in the database. And

Further, the second lottery selling method of the present invention comprises:
A method for selling a lottery ticket from a terminal to a server for managing a lottery via a network, wherein the server has a database for managing a lottery number purchase status, and when there is a request for a lottery purchase from the terminal. Sending a lottery type setting request to the terminal, and receiving type information accompanying the type setting request from the terminal, extracts lottery numbers indicating a plurality of candidate ranges corresponding to the type information, A lottery number indicating the extracted plurality of candidate ranges is transmitted to the terminal so as to allow the terminal to select from the lottery numbers indicating the extracted plurality of candidate ranges, and the candidate range selected from the terminal is indicated. Upon receiving the lottery number, the next lottery number indicating the next plurality of candidate ranges narrowed down to a predetermined value or less is selected from the next lottery number. A lottery number indicating a candidate range of the number is transmitted to the terminal, and when the number is less than the predetermined value, a lottery number to be purchased is selected from a plurality of lottery numbers corresponding to the lottery number indicating the candidate range. When a plurality of lottery numbers are transmitted to the terminal and the plurality of lottery numbers selected from the terminal are received, the user I of the purchaser is entered for each purchased lottery number column in the database.
D is recorded.

Further, in the first or second lottery selling method, the terminal displays a setting request for the type of lottery received from the server on a screen, and when the type of lottery is set, the terminal sets the request. When the type information is transmitted to the server and the lottery number indicating the purchase range is received,
A lottery number indicating the purchase range is displayed on the screen, and when a lottery number is selected from the displayed plurality of candidate ranges, the lottery number indicating the selected candidate range is transmitted to the server. Then, when a plurality of lottery numbers are received, the received plurality of lottery numbers are displayed on a screen, and a lottery number selected from the plurality of lottery numbers is transmitted.

Further, in the above first and second lottery selling methods, the terminal performs processing according to a browser program.

Further, in the above first or second lottery selling method, when the server receives the plurality of selected lottery numbers from the terminal, the server calculates the total amount of the selected lottery numbers, The selected plurality of lottery numbers and the total amount are transmitted to the terminal so as to confirm the selected plurality of lottery numbers and the total amount.

Further, in the above first and second lottery selling methods, the server transmits a comment on purchase to the terminal when the plurality of selected lottery numbers are determined by the terminal. I have.

[0024]

Next, embodiments of the present invention will be described with reference to the drawings. Referring to FIG. 1, there is shown a configuration of a system according to an embodiment of the present invention. This system includes a network 1 and various WWWs for using services on the Internet via the network 1.
A plurality of terminals 4 for accessing the server, a provider 5 providing Internet services, the Internet 2 for connecting each provider and various WWW servers,
And a WWW server 3 that provides lottery services. The terminal 4 here can access the Internet by launching a built-in browser (communication software for accessing the Internet) and displays a homepage. Therefore, the terminal 4
Any type of device, such as a personal computer, a workstation, a mobile phone, etc., equipped with communication software capable of accessing the Internet can be used.

The WWW server 3 includes a control unit 31 operated under program control by a processor (not shown), a storage unit 32 storing information for managing lottery services, and a customer storing lottery customer information. An information database 33, a lottery image information database 34 storing image information relating to lottery services, a lottery purchase information database 35 storing lottery purchase information, and an interface unit 36 for exchanging data with the Internet 2. It is composed of The storage unit 32 in this case is a nonvolatile memory (for example, a flash memory) that can be read and written in the present embodiment, but is a volatile memory (for example, a RAM) or a nonvolatile recording medium device (for example, a flash memory). A magnetic disk) or the like may be used. Further, each database is provided in a non-volatile recording medium device such as a magnetic disk, and a non-volatile recording medium device may be separately provided for each database, or each database may be stored in one non-volatile recording medium. It may be provided in the device.

The customer information database 33 contains contracted customer information [customer name, address, user ID, password, credit card number (or cash card number), purchase information, etc.].

The lottery purchase information database 35 records purchaser information of lottery numbers for each lottery name (when purchased, a user ID is written for each lottery number purchased).

The control unit 31 is modularized for each lottery service, and the control unit 31 distributes the modules (control units) corresponding to the services according to the contents of the service. Regarding the lottery service, the control unit 31
It includes a lottery purchase control unit 311 that controls operations related to a lottery purchase service.

The storage unit 32 includes a lottery management table 321 for managing the remaining number of lottery numbers.

Referring to FIG. 2, lottery management table 3
Reference numeral 21 denotes a lottery management table for each lottery name on sale, and each lot number and each digit number (in the example, the lot number, B6, B
5, B4, and B3 (there is no last two digits), and the remaining number of lotteries is recorded. If the lottery number is, for example, 0020XX series (X is 0 to 9) with a lottery number of 00, there are 90 remaining numbers, and if the lottery number is 00XXXX with a group number of 00, then the remaining number of 5450 is Indicates that there is.

Various services managed by the WWW server 3 can be used by a purchaser a who has contracted with a company that manages various services, and a user who manages the various services has User ID given to
The password can be used by inputting the password from the terminal 4.

That is, in FIG. 1, the provider 5a
A purchaser who has a contract with the user launches a browser on the terminal 4 and inputs a URL (Uni) from an input screen displayed on a display unit (not shown) of the terminal 4 (hereinafter simply referred to as a display unit).
form ResourceLocator: This corresponds to the address of the homepage address.
p: // www. ~. When the URL of the site providing the service is entered in the entry field, the WWW is transmitted via the network 1, the provider 5a, and the Internet 2.
Access the server 3.

Next, the operation of the embodiment of the present invention will be described with reference to FIGS. Now, the buyer a in FIG.
Has contracted with the provider 5a and a company that manages the lottery service. Further, the purchaser a activates a browser built in the terminal 4 connected to the Internet by dial-up connection, and displays it on the display unit of the terminal 4 (not shown) in order to use the lottery / seat reservation service system. When the URL of the WWW server 3 providing the service is input to the URL input field from the input screen displayed, the line network 1, the provider 5a, the Internet 2
A request to read the home page is made to the WWW server 3 via the server (step S1 in FIG. 2).

Then, the control unit 31 of the WWW server 3 which has received the request searches the screen information database 33 and finds the corresponding screen display data (HTML source and image of homepage; HTML: Hyper Text Mar).
kup Language), and returns home input screen data including a list of various contents (service menu) to the terminal 4a addressed to the purchaser a. The terminal 4a that has received the home input screen data displays the home input screen data on the display unit (Steps S11 and S2).

Next, when the purchaser a selects an item name (in this case, lottery purchase) for using the service from the content list screen displayed on the display unit of the terminal 4a, the terminal 4a
The notification information for notifying the selected item name (lottery purchase) is transmitted to the WWW server 3. When the control unit 31 of the WWW server 3 receives and analyzes the notification information, it detects that it is a lottery purchase, and the lottery purchase control unit 311
Control (steps S3, S12, S13).

The lottery purchase control unit 311 to which control has been passed.
Reads out the authentication screen data stored in the lottery image information database 34 and sends it to the terminal 4a. Then, the terminal 4a, which has received the authentication screen data, displays the authentication screen data on the display unit, thereby prompting the input of the user ID and the password given by the company managing the lottery service (step in FIG. 3). S41, S2
1).

When the purchaser a inputs his / her user ID and password, the terminal 4a sends the user ID and password to the WWW server 3. Upon receiving the user ID and the password, the lottery purchase control unit 311 of the WWW server 3 checks whether the user ID and the password are registered in the customer information database 33.
If registered, the lottery purchase screen data is read from the lottery screen information database 34, and information necessary for setting the type [list of lottery names during the reception period,
The terminal 4a adds a selection from the list of group numbers and a setting of a narrowing value (a numerical value indicating how many empty numbers are displayed when the number of empty numbers is reached).
Send to When receiving the lottery purchase screen, the terminal 4a displays the lottery purchase screen data on the display unit (Steps S22, S42, S43, S23, S44, S2).
4).

When the purchaser a selects a name, a set number, and sets a narrowing value, the terminal 4a sets the selected name,
The set number and the refined value set are transmitted to the WWW server 3. WW that has received the name, group number, and refined value
The lottery purchase control unit 311 of the W server 3 searches the lottery management table of the storage unit 32 using the data as a key, and lists a range of candidate serial numbers (for example, 0000).
00-099999, 100000-199999, ...
・ ・) Further, the lottery purchase control unit 311
The input screen data of the lottery number is read from the lottery screen information database 34, and a list of the range of the serial numbers of the candidates selected earlier is added to the read input screen data and transmitted to the terminal 4a. When the terminal 4a receives the data of the input screen for the lottery number, the input screen data is displayed on the display unit (steps S25, S45, S26).

The purchaser "a" enters a lottery number (for example, a lottery number indicating the range of the serial number displayed on the display unit of the terminal 4a).
100000-199999), the terminal 4a
Transmits the lottery number indicating the range of the selected serial number to the WWW server 3. Lottery purchase control unit 311 of WWW server 3 which has received the range of the selected serial number.
With the range of the selected serial number as a key (in the example, B6 in FIG. 2 is 1), the empty number corresponding to the lottery management table 321 of the storage unit 32 is a narrowed value (however, MAX
Is set to 100 in the example). Furthermore, if the lottery purchase control unit 311 is not smaller than the narrowing value, the lottery purchase control unit 311 determines the range of the serial number of the next narrowed candidate (for example, 100000 to 99999 if 100000 to 1999999 is selected).・, 1900
00 to 1999999). In this manner, the lottery purchase control unit 311 repeats by narrowing down the narrowing down range until it becomes equal to or smaller than the narrowing down value while communicating with the terminal 4a (steps S27, S46, S47, S5).
3, S28).

When the lottery value falls below the narrowing value, the lottery purchase control unit 31 reads out the candidate number list screen data from the lottery screen information database 34, selects the free lottery number read out from the lottery purchase information database 35, and sets the credit card number. The data is added so that input can be performed, and transmitted to the terminal 4a. The terminal 4a displays the received candidate lottery number list screen data on the display unit (Steps 47, S28, S48, S29).

The purchaser a selects a desired lottery number from the candidate lottery number list screen (a plurality of lottery numbers can be selected). Then, the terminal 4a transmits the selected lottery number to the WWW server 3. The received lottery purchase control unit 31 of the WWW server 3 calculates the total purchase amount of the selected lottery, reads out the candidate number confirmation screen data from the lottery screen information database 34, and calculates the selected lottery number list and the above. Terminal 4
Make a confirmation request to a. Then, upon receiving the candidate confirmation screen data, the terminal 4a displays the candidate confirmation screen data on the display unit (Steps 30, S49, S31).

The purchaser a confirms the lottery number and the purchase amount, and if OK, a credit card (or
Cash card) number. Then, terminal 4
“a” transmits an OK notification and a credit card (or cash card) number to the WWW server 3. The received lottery purchase control unit 31 of the WWW server 3 checks whether the credit card (or cash card) number is registered in the user ID column corresponding to the customer information database 33, and if it is registered, The user ID of the requested purchaser a is registered in the purchase column provided for each lottery number in the lottery purchase information database 35. Further, the control unit 31 updates the lottery management table 321 in the storage unit 32. That is, the lottery purchase control unit 3
11 subtracts the purchased quantity from the numerical value of the item (set in units of 100) of the corresponding column in the lottery management table 321. Furthermore, the lottery purchase control unit 31 records the purchased amount and the purchase information (lottery name, number of purchases, etc.) in the purchased user ID column of the customer information database 33. At this time, the lottery purchase control unit 311 recalculates the remaining number corresponding to the number of upper digits (B4, B5, B6, group number). Further, the lottery purchase control unit 311 transmits the purchased lottery number list and the note to the terminal 4a, and ends the processing. The terminal 4a displays the received lottery number list and the precautionary note on the display unit, and ends (steps S30 and S4).
9, S31, S32, S33, S50, S51, S5
2, S53, S54, S34).

In the above description, a button for returning to the lottery number input screen is displayed on each screen displayed on the display unit of the terminal 4a after step S26 on the terminal side in the lottery purchase processing. When this button is pressed, the WWW server 3 is notified that this button has been pressed. Then, the lottery purchase control unit 311 of the WWW server 3 that has received this notification.
Performs the processing from step S44.

In step S31, when the candidate number confirmation screen is displayed on the display unit of the terminal 4a, the purchaser a is not satisfied with the result (the lottery number and the total amount of the lottery to be purchased). (For example, the amount was higher than expected), the user presses a button on the screen indicating NG. Then, the terminal 4a returns an NG notification to the WWW server 3. The received lottery purchase control unit 31 of the WWW server 3 repeats the process from step 48 again. In this way, the purchaser a can purchase the desired lottery number including the financial aspect (steps S32, S50, S50).
48, S29).

In the above description, the narrowing value is set by the purchaser, but may be set to a value predetermined by the WWW server. In this case, the lottery purchase control unit 311 of the WWW server 3 does not need to request the terminal 4a to set a narrowed value.

Although the provider and the company that manages the lottery service are separated, the provider may manage the WWW server 3.

Further, in the above description, the line network 1 is accessed as a public network by dial-up connection. However, the line network 1 may be a dedicated line. In this case, since an IP address is assigned to each terminal 4, dial-up connection is not performed. In this case, it is not necessary to go through the provider 5 and the connection to the Internet may be made via a router.

As described above, the purchaser a can arbitrarily and efficiently select and purchase a desired lottery number from the currently available lottery numbers. In addition, the lottery service company can grasp the purchased user for each number, and also can grasp the ID code of the winner, and can provide after-sales service to high-value winners. In addition, the terminal is equipped with a browser that is Internet communication software (for example, personal computers, mobile phones,
If a game machine, a television, or the like is equipped with a browser), a lottery ticket can be purchased from each home, each work place, or the like using the Internet.

[0049]

As described above, according to the present invention, the lottery numbers to be purchased can be selected while narrowing down the range, so that the lottery numbers can be reliably purchased as long as there are available lottery numbers. is there.

Further, since the terminal is equipped with Internet communication software, there is an effect that a lottery ticket can be purchased from each home, each work place or the like.

Further, since the identification information of each user is managed for each lottery number, there is an effect that after-sales service can be provided to each customer.

[Brief description of the drawings]

FIG. 1 is a block diagram of a system showing an embodiment of the present invention.

FIG. 2 is a configuration diagram showing a configuration of a lottery management table of FIG. 1;

FIG. 3 is a flowchart illustrating an operation performed by a control unit of the WWW server in FIG. 1;

FIG. 4 is a flowchart (1/2) in which a lottery purchase control unit of the WWW server in FIG. 1 operates.

5 is a flowchart (2/2) in which a lottery purchase control unit of the WWW server in FIG. 1 operates.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Network 2 Internet 3 WWW server 4 Terminal 5 Provider 31 Control part 32 Storage part 33 Customer information database 34 Lottery screen information database 35 Lottery purchase information database 36 Interface part 311 Lottery purchase control part 321 Lottery management table

Claims (17)

[Claims] In a lottery sales system in which a terminal accesses a server for managing a lottery via a network, when a request for purchase of a lottery is made from the terminal, the server sets a lottery type to the terminal. A type requesting means for prompting, and a selection request for extracting the lottery number indicating a plurality of candidate ranges corresponding to the setting content of the type from the terminal, and selecting the terminal from the lottery numbers indicating the extracted plurality of candidate ranges. Means, and narrowing means for narrowing down the number of empty lotteries to be purchased sequentially by causing the terminal to select lottery numbers indicating the plurality of ranges by the selection requesting means. Lottery sales method. 2. The terminal according to claim 1, further comprising: a type setting unit configured to set a lottery type based on the type request unit; and a selection unit configured to select from the lottery numbers indicating the plurality of candidate ranges by the selection request unit. 2. The lottery sales system according to claim 1, wherein the lottery sales system is provided. 3. The lottery sales system according to claim 1, wherein the terminal has processing means for performing processing by the type setting means and the selection means in accordance with a browser program. 4. The lottery sales system according to claim 1, wherein the type includes a lottery name and a narrowed value indicating a maximum number of lottery numbers to be displayed on the screen of the terminal. 5. The server, upon receiving a plurality of lottery numbers selected by the selection means from the terminal, calculates a total amount of the selected lottery numbers, and calculates a total number of the selected lottery numbers and the total amount. 3. A lottery sales system according to claim 2, further comprising a confirmation unit for confirming the terminal to the terminal. 6. A data storage means for storing purchase data of a lottery number purchased by a purchaser, and a screen corresponding to an image displaying a type of a lottery to be purchased, a range of a plurality of lottery numbers, or a plurality of lottery numbers. Transmitting means for transmitting data, receiving the type of the lottery to be purchased or from a lottery number or a plurality of lottery numbers indicating a candidate range selected from a lottery number indicating a plurality of candidate ranges to be purchased; Receiving means for receiving the selected plurality of lottery numbers, and updating means for updating the stored purchase data by the data storing means from the purchase data of the selected plurality of lottery numbers received by the receiving means. Lottery sales system characterized by having. 7. The lottery sales system according to claim 6, wherein said data storage means stores a user ID of a purchaser together with said purchase data in correspondence with a purchased lottery number. 8. Upon receiving a lottery number indicating the selected candidate range, the transmitting unit narrows down the plurality of narrowed-down lottery numbers that have been received by the receiving unit to a value equal to or smaller than a narrowing-down value set by the type. 7. The lottery sales system according to claim 6, wherein a lottery number indicating a candidate range is continuously sent, and a plurality of lottery numbers are transmitted when the lottery number becomes equal to or smaller than the narrowing value. 9. Upon receiving the lottery number indicating the selected candidate range, the transmitting means continues to send lottery numbers indicating a plurality of candidate ranges narrowed down to a predetermined value or less. 7. The lottery sales method according to claim 6, wherein a selection request is transmitted so as to select from a plurality of lottery numbers when the value becomes equal to or smaller than the narrowing value. 10. The transmission means, upon receiving the selected lottery number, transmits a confirmation request for the selected lottery number and the total amount of the selected lottery. , 8, or 9 lottery sales system. 11. The receiving means and the transmitting means,
11. The lottery sales system according to claim 6, wherein the reception or transmission is performed via the Internet. 12. A lottery sales method for accessing a lottery management server from a terminal via a network, wherein the server has a database for managing a lottery number purchase status, and the lottery purchase is performed from the terminal. When there is a request, a lottery type setting request is transmitted to the terminal, and when type information accompanying the type setting request is received from the terminal, a lottery number indicating a plurality of candidate ranges corresponding to the type information. Is extracted, the lottery number indicating the extracted plurality of candidate ranges is transmitted to the terminal so as to be selected from the lottery numbers indicating the extracted plurality of candidate ranges, and the candidate range selected from the terminal is selected. When the designated lottery number is received, the lottery number is selected from the lottery numbers indicating the next plurality of candidate ranges narrowed down to a value equal to or smaller than the narrowing value set in the type information. A lottery number indicating the next plurality of candidate ranges is transmitted to the terminal so as to select the lottery number, and when the number is equal to or smaller than the narrowing value, a lottery number to be purchased from the plurality of lottery numbers corresponding to the lottery number indicating the candidate range. Sending a plurality of lottery numbers to the terminal to select a number,
Receiving a plurality of lottery numbers selected from the terminal, recording a purchaser's user ID in an area of the purchased lottery number in the database. 13. A lottery sales method for accessing a lottery management server from a terminal via a network, the server having a database for managing a lottery number purchase status, wherein the lottery purchase is performed from the terminal. When there is a request, a lottery type setting request is transmitted to the terminal, and when type information accompanying the type setting request is received from the terminal, a lottery number indicating a plurality of candidate ranges corresponding to the type information. Is extracted, and the lottery number indicating the extracted plurality of candidate ranges is transmitted to the terminal so as to allow the terminal to select from the lottery numbers indicating the extracted plurality of candidate ranges, and the terminal selects the lottery number selected from the terminal. When the lottery number indicating the candidate range is received, the lottery number indicating the next plurality of candidate ranges narrowed down to a predetermined value or less is selected from the lottery numbers. As described above, the lottery number indicating the next plurality of candidate ranges is transmitted to the terminal, and when the number becomes equal to or less than the predetermined value, the lottery to be purchased from the plurality of lottery numbers corresponding to the lottery number indicating the candidate range. A plurality of lottery numbers are transmitted to the terminal so as to select a number, and when the plurality of lottery numbers selected from the terminal are received, a purchaser's user ID is recorded for each purchased lottery number column in the database. Lottery sales method characterized by doing. 14. The terminal displays, on a screen, a setting request for a lottery type received from the server, and when the lottery type is set, transmits the set type information to the server, and the purchase range When the lottery number indicating the purchase range is received, the lottery number indicating the purchase range is displayed on the screen,
When a lottery number indicating the selected candidate range is selected from the displayed lottery range, the lottery number indicating the selected candidate range is transmitted to the server. 14. The lottery sales method according to claim 12, wherein a lottery number is displayed on a screen, and a lottery number selected from the plurality of lottery numbers is transmitted. 15. The lottery selling method according to claim 12, wherein the terminal performs processing according to a browser program. 16. The server, when receiving the plurality of selected lottery numbers from the terminal, calculates a total amount of the selected lottery numbers, and calculates the total number of the selected lottery numbers and the total amount. 14. The lottery sales method according to claim 12, wherein the plurality of selected lottery numbers and the total amount are transmitted to the terminal so as to be confirmed. 17. The lottery sale according to claim 12, 13 or 16, wherein the server sends a comment on purchase to the terminal when the plurality of selected lottery numbers are determined by the terminal. Method.