JP2022173932A - Route guide system, route guide device, route guide method, and program - Google Patents

Abstract

To guide a route to a place suitable for eating and drinking of food and drink when there is a plan to receive food and drink, in a route guide system that guides a route to a destination based on road map data.SOLUTION: A route guide system is configured to guide a first route to a destination based on road map data, and comprises: a search unit that searches for a second place suitable for eating and drinking of food and drink when a plan to receive the food and drink at a first place is received, and a route guide unit that guides the first route including a second route from the first place to the second place.SELECTED DRAWING: Figure 1

Description

The present invention relates to a route guidance system, a route guidance device, a route guidance method, and a program.

A route guidance system that guides a route to a destination based on road map data is widespread. In addition, there is known an in-vehicle navigation device that searches for stores that can be used through a drive-thru and guides the vehicle (see, for example, Patent Document 1).

JP-A-2002-243479

Efforts are being made to improve the convenience of in-vehicle navigation devices by linking with services such as mobile ordering, for example, by setting a route to a store to receive food and drink through a drive-thru and executing payment processing. .

There are cases where people want to eat and drink immediately after receiving food and drink through a drive-thru or the like, but since a place to stop the car is necessary, conventional technology cannot find a place suitable for eating and drinking. It is difficult. Note that such a problem is not limited to in-vehicle navigation devices, and is commonly present in route guidance systems that guide routes for vehicles using information terminals such as smartphones, for example.

An embodiment of the present invention has been made in view of the above problems. In addition, it is possible to guide a route to a place suitable for eating and drinking.

In order to solve the above problems, a route guidance system according to one embodiment of the present invention is a route guidance system that guides a first route to a destination based on road map data, and includes: a search unit for searching for a second place suitable for eating and drinking of said food and drink when a plan to receive food and drink is entered at a restaurant; and a second route from said first place to said second place. and a route guidance unit that guides the first route.

According to one embodiment of the present invention, in a route guidance system that guides a route to a destination based on road map data, when a plan to receive food and drink comes in, Be able to guide the route.

It is a figure (1) which shows the structural example of the route guidance system which concerns on one Embodiment. It is a figure which shows the example of the data structure of facility DB which concerns on one embodiment. It is a figure (2) which shows the structural example of the route guidance system which concerns on one Embodiment. It is a figure showing an example of hardware constitutions of a computer concerning one embodiment. 6 is a flowchart showing an example of route guidance processing according to the first embodiment; 9 is a flowchart showing an example of route guidance processing according to the second embodiment; FIG. 11 is a diagram (1) for explaining an example of route guidance processing according to the second embodiment; FIG. 11B is a diagram (2) for explaining an example of route guidance processing according to the second embodiment; FIG. 11 is a flowchart showing an example of route guidance processing according to the third embodiment; FIG. FIG. 11 is a diagram showing an example of a selection screen according to the third embodiment; FIG.

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention are described below with reference to the accompanying drawings.

<Configuration example of route guidance system>
FIG. 1 is a diagram (1) showing a configuration example of a route guidance system according to an embodiment. The route guidance system 1 is a system for guiding a route (first route) to a destination based on road map data. In the example of FIG. 1, the route guidance system 1 includes a route guidance device 100, which is an in-vehicle device mounted on a vehicle 10 such as an automobile, and a server device 20 capable of communicating with the route guidance device 100 via a communication network 2. including.

The route guidance device (in-vehicle device) 100 is, for example, a car navigation device mounted in the vehicle 10 or an information processing device having a computer configuration such as an ECU (Electric Control Unit). By executing a predetermined program on a computer included in the route guidance device 100, the route guidance device 100 includes, for example, a communication unit 101, a display control unit 102, a voice control unit 103, an operation reception unit 104, a mobile order processing unit 105, A road map DB (Database) 106, a route guide section 107, a search section 108, a facility DB 109, and the like are realized.

The communication unit 101 performs communication processing to communicate with the server device 20 via the communication network 2 such as the Internet using, for example, a wireless communication device or the like included in the vehicle 10 or the route guidance device 100 .

The display control unit 102 executes display control processing for displaying various display screens such as a route guidance screen, a setting screen, or a selection screen on a display device or the like provided in the vehicle 10 or the route guidance device 100, for example.

The audio control unit 103 executes audio control processing for inputting/outputting audio using a microphone and a speaker provided in the vehicle 10 or the route guidance device 100 . For example, the voice control unit 103 receives an input operation by voice, outputs a guidance message by voice, or the like. For example, the display control unit 102 may output a voice message using the voice control unit 103 when displaying the display screen.

The operation accepting unit 104 executes, for example, an operation accepting process for accepting a user's input operation on the display screen displayed by the display control unit 102 . Note that the operation reception unit 104 may use the voice control unit 103 to receive an input operation or the like by voice of the user.

The mobile order processing unit 105 communicates with the server device 20 using the communication unit 101, for example, and executes various processes related to mobile orders. Here, the mobile order is, for example, a system that performs order processing and payment processing to a restaurant or the like from an information terminal such as a smartphone or a tablet or an in-vehicle device such as the route guidance device 100 . The mobile order processing unit 105 uses, for example, the communication unit 101, the display control unit 102, the voice control unit 103, the operation reception unit 104, etc., to display the mobile order screen, receive the order operation, and Executes payment processing, etc. Note that the mobile order processing unit 150 is optional and not essential.

The road map DB 106 is, for example, a digital road map database created by an organization such as the Japan Digital Road Map Association, or a database such as road network data created based on the digital road map database. The digital road map database is created based on the 1/25000 topographic map of the Geospatial Information Authority of Japan, and includes road data such as basic road data with a width of 5.5 m or more and narrow road data with a road width of 3 m to less than 5.5 m. Contains network data. This road network data is composed of nodes such as intersections and links connecting nodes. In this embodiment, the road map DB 106 used in conventional car navigation systems and the like can be used.

The route guidance unit 107 executes route guidance processing for guiding a route (first route) to a destination based on road network data (hereinafter referred to as road map data) stored in the road map DB 106 . For example, the route guidance unit 107 searches for the optimum route to the destination according to settings such as the destination, waypoints, and search conditions set by the user, and displays the searched route using the road map screen, voice messages, and the like. Execute general route guidance processing to guide the user through the

In addition, when a plan to receive food and drink at the first place is entered, the route guidance unit 107 provides a route (second route) from the first place to a second place suitable for eating and drinking the received food and drink. route) to the destination (first route). Note that specific processing contents of the route guidance unit 107 will be described later by exemplifying a plurality of embodiments.

For example, when there is a plan to receive food and drink at a first place such as a drive-thru, the search unit 108 executes a search process of searching for a second place suitable for eating and drinking of the food and drink. The search unit 108 searches for a second place suitable for eating and drinking based on, for example, a facility DB (facility database) 109 in which information on facilities suitable for eating and drinking is stored in advance.

The facility DB 109 is a database storing data of a plurality of facilities, and has a data structure as shown in FIG. 2, for example.

FIG. 2 is a diagram illustrating an example of a data structure of a facility DB according to one embodiment; The data of each facility stored in the facility DB 109 includes information such as the facility name, genre, position (latitude, longitude), address, telephone number, drive-through flag, and parking food and drink attributes, as shown in FIG. include. Here, the drive-through flag is information indicating whether or not the facility is available for drive-through. The parking food attribute includes information for determining whether the facility is suitable for eating and drinking the food received through the drive-thru.

For example, after receiving food at a drive-thru or the like, there is a case where the customer wants to eat and drink immediately. It is difficult to find out. Therefore, in the present embodiment, the facility DB 109 stores in advance parking eating and drinking attributes for determining whether or not each facility is a place suitable for eating and drinking.

The parking dining attribute may be, for example, flag information indicating whether or not it is possible to park the car and eat in the same way as the drive-through flag. As another example, the parking eating and drinking attribute is based on information such as whether the parking lot is free, the conditions for parking for free, the parking fee, or the number of parking spaces. Level information or the like obtained by classifying the degree of recommendation for eating and drinking into a plurality of levels may be used. Furthermore, the parking eating and drinking attribute may be a combination of a plurality of pieces of information such as whether or not the parking lot is free, the conditions for parking for free, the parking fee, or the number of parking spaces.

An example of a place (facility) where a car can be parked and where eating and drinking is possible is, for example, a parking lot open to the public, such as a parking lot of a park. In addition, even if it is a paid parking lot, a parking lot where parking is free within a predetermined time, or a free parking lot if predetermined conditions are met, is a place (facility) where you can park your car and eat and drink It is good as a candidate for. Alternatively, the provider or the like who provides the route guidance system 1 may partner with a commercial facility or the like and use the approved parking lot or the like of the commercial facility as a candidate for a place where the car can be parked and eating and drinking is possible.

Note that the configuration of the route guidance system 1 shown in FIG. 1 is an example. For example, route guidance may be provided using a smart phone, a tablet terminal, or the like possessed by an occupant of the vehicle 10 . In this case, the server device connected to the communication network 2 may have the function of the route guidance device 100 .

FIG. 3 is a diagram (2) showing a configuration example of the route guidance system according to one embodiment. In the example of FIG. 3 , the route guidance system 1 includes an information terminal 310 possessed by an occupant of the vehicle 10 and a route guidance device (server device) 300 capable of communicating with the information terminal 310 via the communication network 2 .

The route guidance device (server device) 300 is, for example, an information processing device having a computer configuration, or a system including a plurality of computers. The route guidance device 300 executes a predetermined program on one or more computers included in the route guidance device 300, for example, the communication unit 320, the road map DB 106, the route guidance unit 107, the search unit 108, the facility DB 109, and the like. is realized.

The communication unit 320 executes communication processing to communicate with other devices such as the information terminal 310 via the communication network 2 using a communication device (network I/F, etc.) included in the route guidance device 300 .

The route guidance unit 107 cooperates with the information terminal 310 to execute route guidance processing. Note that the route guidance processing executed by the route guidance unit 107 may be the same as the route guidance processing executed by the route guidance unit 107 described with reference to FIG.

The search unit 108 cooperates with the information terminal 310 to execute search processing for searching for a second place suitable for eating and drinking. Note that the search processing executed by the search unit 108 may be the same as the search processing executed by the search unit 108 described with reference to FIG. The road map DB 106 and facility DB 109 may be similar to the road map DB 106 and facility DB 109 described with reference to FIG.

With the above configuration, the route guidance device 300 cooperates with the information terminal 310 to execute search processing, route guidance processing, and the like according to the present embodiment.

(Configuration of information terminal)
The information terminal 310 implements, for example, the communication unit 101, the display control unit 102, the voice control unit 103, the operation reception unit 104, the mobile order processing unit 105, the cooperation processing unit 311, etc., by the programs executed by the information terminal 310. is doing.

The communication unit 101, the display control unit 102, the voice control unit 103, the operation reception unit 104, and the mobile order processing unit 105 are the same as those described in FIG. It may be similar to the processing unit 105 .

For example, the cooperation processing unit 311 requests the route guidance device 300 to execute search processing by the search unit 108 and route guidance processing by the route guidance unit 107, and receives processing results. Alternatively, the cooperation processing unit 311 may transmit predetermined information to the route guidance device 300 and cause the display control unit 102 to display the route provided from the route guidance device 300 .

As described above, the route guidance system 1 can have various configurations. For example, the route guidance system 1 as a whole may have each functional configuration included in the route guidance system 1 shown in FIG. 1 .

<Hardware configuration>
The route guidance device (in-vehicle device) 100 and the information terminal 310 have the hardware configuration of a computer 400 as shown in FIG. 4, for example. Also, the route guidance device (server device) 300 is configured by one or more computers 400 . Note that the route guidance device (server device) 300 may be implemented by, for example, a virtual machine on a cloud.

FIG. 4 is a diagram illustrating an example of a hardware configuration of a computer according to one embodiment; The computer 400 has, for example, a CPU (Central Processing Unit) 401, a memory 402, a storage device 403, a communication device 404, an output device 405, an input device 406, an I/F (Interface) 407, a bus 408, and the like.

The CPU 401 is a processor that realizes various functions by executing a predetermined program stored in a recording medium such as the storage device 403, for example. The memory 402 includes, for example, a RAM (random access memory), which is a volatile memory used as a work area for the CPU 401, and a ROM (read only memory), which is a nonvolatile memory that stores a program for starting the CPU 401. ) etc. are included. The storage device 403 is, for example, a large-capacity storage device such as an HDD (Hard Disk Drive) or an SSD (Solid State Drive).

Communication device 404 includes one or more communication interfaces for connecting computer 400 to a network. For example, if the computer 400 is the route guidance device (in-vehicle device) 100, the communication device 404 includes a communication interface for connecting the computer 400 to the in-vehicle network. Also in this case, communication device 404 may include a wireless communication interface for connecting computer 400 to communication network 2 .

Also, when the computer 400 is the route guide device (server device) 300 , the communication device 404 includes a NIC (Network Interface Card) for connecting the computer 400 to the communication network 2 and the like. Furthermore, when the computer 400 is the information terminal 310, the communication device 404 includes a wireless communication device or the like for connecting the information terminal 310 to the communication network 2 by wireless communication.

The output device 405 is an output device such as a display device or a speaker that outputs to the outside. The input device 406 is an input device such as a keyboard, mouse, microphone, switch, sensor, etc. that receives input from the outside. Note that the output device 405 and the input device 406 may be input/output devices such as touch panel displays, for example. The I/F 407 is an interface for connecting external devices to the computer 400 . For example, when the computer 400 is the route guidance device (in-vehicle device) 100, the I/F 407 is connected to, for example, a GPS (Global Positioning System) receiver mounted in the vehicle 10, a sensor such as a gyro sensor, and the like. obtain.

A bus 408 is commonly connected to the components described above, and transmits, for example, address signals, data signals, and various control signals.

<Process flow>
Next, the flow of processing of the route guidance method according to this embodiment will be described.

[First Embodiment]
In the first embodiment, an outline of route guidance processing according to this embodiment will be described. FIG. 5 is a flowchart showing an example of route guidance processing according to the first embodiment.

(Route guidance processing 1)
FIG. 5A shows an example of route guidance processing executed by the route guidance system 1 shown in FIGS. 1 and 3, for example.

In step S501, when the search unit 108 acquires usage information indicating that an order to use the drive-thru is made from the mobile order processing unit 105 or the like, the processing of step S502 is executed. It should be noted that an order using a drive-through mobile order is an example of a plan to pick up food and drink at a first location. The usage information acquired from the mobile order processing unit 105 includes, for example, first location information such as the store name, location information, address, or telephone number of the store that uses the drive-thru.

In step S<b>502 , the search unit 108 retrieves food and drink received at the first place based on the information on the first place included in the acquired usage information and the facility DB 109 prestored with information on facilities suitable for eating and drinking. Search for a second place to eat and drink at.

For example, among the facilities stored in the facility DB 109, the search unit 108 searches for facilities that have a "parking food attribute" that indicates that food can be served while parking a car. Search for facilities or facilities along the route from the first location to the destination.

In step S503, the route guidance unit 107 guides the route (first route) to the destination, including the route (second route) from the first location to the searched second location. For example, when the route to the destination (first route) is not set, the route guidance unit 107 uses the first place (such as a store for driving) as a waypoint and the second place (restaurant The first route with the destination set to a place suitable for

On the other hand, when the route to the destination (first route) is set, the route guidance unit 107 guides the first route by adding the first place and the second place as waypoints.

With the above processing, the route guidance system 1 can guide a route to a place suitable for eating and drinking when there is a plan to receive food and drink.

(Route Guidance Processing 2)
FIG. 5B shows another example of the route guidance processing executed by the route guidance system 1. As shown in FIG. Note that the processing in step S503 in FIG. 5B is the same as the processing in step S503 in FIG. 5A, so the description is omitted here.

In step S511, when the retrieval unit 108 receives setting of a waypoint or a destination corresponding to the drive-thru from the route guidance unit 107 or the like, the processing of step S522 is executed. Note that setting a waypoint or destination corresponding to a drive-thru is another example of planning to receive food and drink at the first location.

In step S<b>512 , the search unit 108 searches for the first place based on the first location information, which is the information on the store corresponding to the set drive-thru, and the facility DB 109 storing in advance information on facilities suitable for eating and drinking. search for a second location that is suitable for eating and drinking the food and drink received at the location of . Note that the processing for searching for the second location may be the same as the processing in step S502 in FIG. 5A.

With the above processing, the route guidance system 1 can guide a route to a place suitable for eating and drinking when there is a plan to receive food and drink.

[Second embodiment]
In the second embodiment, a specific example of route guidance processing according to this embodiment will be described. Here, for ease of explanation, the following explanation will be given assuming that the route guidance system 1 has a system configuration as shown in FIG.

In step S601, the search unit 108 receives a plan to receive food and drink at the first place, and then executes the process of step S602. Note that the plan to receive food and drink at the first location includes the acquisition of usage information indicating that an order to use the drive-thru, as described in the first embodiment, and the route or destination corresponding to the drive-thru. It includes the reception of the setting of the place, etc.

In step S602, the route guidance unit 107 searches for a route to the first location.

In step S603, the search unit 108 determines whether or not a destination has been set. For example, the search unit 108 may determine that the destination is set when the route guidance unit 107 is executing route guidance for the first route to the destination. If the destination has been set, the search unit 108 causes the process to proceed to step S604. On the other hand, if the destination is not set, the search unit 108 shifts the process to step S606.

After shifting to step S604, the search unit 108 searches for a second place suitable for eating and drinking along the route from the first place for receiving food and drink to the destination. For example, the search unit 108 is a facility located within a predetermined distance from the route from the first location to the destination, and the "parking food attribute" of the facility indicates that food can be served while the vehicle 10 is parked. The facility that indicates that is searched as the second location.

In step S605, the route guidance unit 107 sets the second location searched by the search unit 108 as a waypoint.

On the other hand, when the process moves from step S603 to step S606, the search unit 108 searches for a second place suitable for eating and drinking around the first place. For example, the search unit 108 searches for facilities that are within a predetermined distance from the first location and whose "parking dining attribute" indicates that the vehicle 10 can be parked for dining. Search as a secondary location.

In step S607, the route guidance unit 107 sets the second location retrieved by the retrieval unit 108 as the destination.

In step S608, the route guidance unit 107 guides the first route to the destination including the route from the first location to the second location.

FIG. 7 is a diagram for explaining an example of route guidance according to the second embodiment. FIG. 7A shows an example of a route guidance screen 700 displayed by the display control unit 102 when a first route 702 from the position 701 of the vehicle 10 to the destination has been set.

In this state, when a plan to pick up food and drinks at the first place (store A711) is accepted (step S601), the route guidance unit 107, as shown in FIG. A route 713 to the first location (store A 711) is searched (step S602). At this time, since the first route 702 has already been set, the route guidance unit 107 also searches again for a route 714 from the first location (store A 711) to the destination.

Further, the search unit 108 searches for a second place suitable for eating and drinking along the route 714 from the first place (store A711) to the destination (S604). The example in FIG. 7B shows an example in which X Park 712 is searched as the second location.

The route guidance unit 107 sets the second location (X Park 712) searched by the search unit 108 as a waypoint (step S605), and then creates a second route 715 from the first location to the second location. Guide the first route to the destination including (step S608). For example, the route guidance unit 107 causes the display control unit 102 to display a route guidance screen 710 as shown in FIG. 7B.

FIG. 8A shows an example of a display screen 800 displayed by the display control unit 102 when no destination is set.

In this state, when a plan to pick up food and drinks at the first place (store A711) is accepted (step S601), the route guidance unit 107, as shown in FIG. A route 811 to the first location (store A711) is searched (step S602).

Also, the search unit 108 searches for a second place suitable for eating and drinking around the first place (store A711) (S606). The example in FIG. 8B shows an example in which X Park 712 is searched as the second location.

The route guide unit 107 sets the second location (X park 712) searched by the search unit 108 as the destination (step S607), and then calculates the second route 812 from the first location to the second location. Guide the first route to the destination including (step S608). For example, the route guidance unit 107 causes the display control unit 102 to display a route guidance screen 810 as shown in FIG. 8B.

According to the route guidance system 1 according to the second embodiment, when the destination of the first route 702 is set, the second location along the route from the first location to the destination is searched. . Also, when the destination is not set, the route guidance system 1 searches for a second location around the first location. Therefore, the route guidance system 1 can search for a more appropriate second location.

[Third Embodiment]
In the second embodiment, when the route guidance system 1 receives a plan to receive food and drink at the first place, the route guidance system 1 automatically selects a second place suitable for eating and drinking as a waypoint or destination. An example of setting to the ground has been described.

In the third embodiment, when the route guidance system 1 receives a plan to receive food and drink at the first place, it displays one or more second place candidates in a selectable manner so that the user can An example of processing for selecting the second place to be added or whether or not to add it will be described.

FIG. 9 is a flowchart showing an example of route guidance processing according to the third embodiment. Among the processes shown in FIG. 9, steps S601 to S603 and S608 are the same as the route guidance process according to the second embodiment described with reference to FIG. will be mainly explained.

If the search unit 108 determines that the destination is set in step S603, in step S901, one or more second places along the route from the first place to receive food and drink to the destination. Search for suggestions.

In step S<b>902 , the display control unit 102 selectably displays one or more second place candidates searched by the search unit 108 . For example, the display control unit 102 displays a selection screen 1000 as shown in FIG.

FIG. 10 is a diagram showing an example of a selection screen according to the third embodiment. In the example of FIG. 10 , a selection screen 1000 displays selection buttons 1001 for selecting one or more second place candidates retrieved by the retrieval unit 108 . The user can select the desired second location from the selection button 1001 . Preferably, the user can end the process of adding the second location to the route by selecting the cancel button 1002 .

In step S903, the route guidance unit 107 sets the selected second place as a waypoint. For example, the route guidance unit 107 sets the second location selected by the user on the selection screen 1000 as shown in FIG. 10 as a waypoint of the first route to the destination.

As a result, the route guidance unit 107 can cause the display control unit 102 to display, for example, a route guidance screen 710 as shown in FIG. 7B in step S608.

On the other hand, if the search unit 108 determines that the destination is not set in step S603, in step S911, it searches for one or more second place candidates around the first place to receive food and drink. do.

In step S<b>912 , the display control unit 102 selectably displays one or more second place candidates searched by the search unit 108 . For example, the display control unit 102 displays a selection screen 1000 as shown in FIG.

In step S913, the route guidance unit 107 sets the selected second location as the destination. For example, the route guidance unit 107 sets the second place selected by the user on the selection screen 1000 as shown in FIG. 10 as the destination of the first route to the destination.

As a result, the route guidance unit 107 can cause the display control unit 102 to display, for example, a route guidance screen 810 as shown in FIG. 8B in step S608.

According to a third embodiment, the user selects a second location to add to the route from one or more potential second locations suitable for eating and drinking, or selects the second location from the route. You will be able to cancel the process of adding to

As described above, according to each embodiment of the present invention, in a route guidance system that guides a route to a destination based on road map data, when a plan to receive food and drink comes in, a suitable place for eating and drinking is provided. You will be able to guide the route to

1 Route Guidance System 100, 300 Route Guidance Device 102 Display Control Unit 106 Road Map DB
107 route guide unit 108 search unit 109 facility DB (facility database)
711 Store A (an example of the first place)
712 X Park (an example of a second location)
1000 selection screen

Claims (10)

A route guidance system for guiding a first route to a destination based on road map data,
a search unit that searches for a second place suitable for eating and drinking of the food and drink when a plan to receive the food and drink at the first place is entered;
a route guidance unit that guides the first route including the second route from the first location to the second location;
A route guidance system. 2. The route guidance system according to claim 1, wherein said search unit searches for said second location based on a facility database in which information on facilities suitable for eating and drinking is stored in advance. When a plan to receive food and drink at the first location is entered, the search unit searches for information along the route from the first location to the destination if the destination of the first route is set. 3. A route guidance system according to claim 1 or 2, wherein said second location located at . If the destination of the first route is not set when a plan to receive food and drink at the first location is entered, the search unit searches for the second location near the first location. 4. The route guidance system according to any one of claims 1 to 3, which searches places. The route guidance unit
When a plan to receive food and drink at a first location is entered, if the destination of the first route is set, the second location is set as a transit point of the first route;
setting the second location as the destination of the first route when a plan to receive food and drink at a first location is entered and the destination of the first route is not set; Item 5. The route guidance system according to any one of Items 1 to 4. 6. The search unit according to any one of claims 1 to 5, wherein the search unit searches for one or more of the second places suitable for eating and drinking of the food and drink when the user places the food and drink mobile order. route guidance system. a display control unit that displays a selection screen that selectably displays one or more candidates for the second location searched by the search unit;
7. The route guide unit guides the first route including the second route from the first location to the second location selected on the selection screen. The route guidance system according to item 1. A route guidance device for guiding a first route to a destination based on road map data,
a search unit that searches for a second place suitable for eating and drinking of the food and drink when a plan to receive the food and drink at the first place is entered;
a route guidance unit that guides the first route including the second route from the first location to the second location;
A route guidance device. A route guidance method for guiding a first route to a destination based on road map data,
the computer
a search process of searching for a second place suitable for eating and drinking of the food when a plan to receive the food and drink at the first place is entered;
a route guidance process for guiding the first route including a second route from the first location to the second location;
, the directions method. A program that causes a computer to execute the route guidance method according to claim 9 .

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