JP5113276B2 - ID product buying and selling apparatus and method - Google Patents

Description

  The present invention relates to an ID merchandise buying and selling apparatus and method, and more particularly, to an ID merchandise buying and selling apparatus and method for buying and selling ID merchandise including relationship information related to what is identified by a thing ID.

  In recent years, in the social networking service (hereinafter referred to as SNS) on the Internet, a service for posting information (content) such as a user's own article or photo and providing a place where the information can be disclosed to other users has become widespread. With such a service, advertisements can be presented to users and contents can be sold.

For example, Patent Document 1 records information related to actions taken by other members of a website related to a social networking website on a social networking website. A technique for presenting a characteristic advertisement is disclosed.
According to the technique of this patent document 1, it is possible to present an advertisement based on information on actions taken by others in a member's network.

Special table 2011-504260 gazette

However, with the technology of Patent Document 1, even if an advertisement based on the relationship between a user who is a member and another user can be presented, the relationship between a certain user and another user cannot be bought and sold. That is, the relationship between a certain user and another user is a human relationship formed in a social network, and human relationships are not traded for social reasons.
On the other hand, in the real world, animals such as pets are generally sold and relationships are also formed between animals.

  Therefore, the present invention is constructed by, for example, an administrator such as a pet owner or an animal keeper of a zoo or the like taking the pet or animal as an agent and interacting on the communication network on behalf of the pet or animal. It is an object of the present invention to provide an ID merchandise buying and selling apparatus and method capable of composing a market in which social assets including relationships with goods are symbolized with the goods ID and distributed as ID goods.

(1) An ID product buying and selling apparatus that manages the buying and selling of an ID product that includes a plurality of terminals connected via a communication network and includes information related to other things related to what is identified by a thing ID,
A thing information database that stores information that includes at least relationship information between a thing and another, in association with a thing ID that identifies the thing,
An ID merchandise registration request including designation of a sales item including information on the relationship between the thing and another thing is accepted from the terminal of the manager who manages the thing, specifying the thing ID for identifying the thing Accordingly, an ID product registration means for referring to the information database and storing a user ID for identifying the specified sales item and the administrator in the ID product database in association with the product ID;
An ID product that is a list of ID products based on the sales items stored with reference to the ID product database in response to receiving a request from a terminal of a purchase applicant who wishes to purchase an ID product. ID product list transmission means for generating a list and transmitting the ID product list generated to the terminal of the purchase applicant,
In response to receiving a purchase request for an ID product including designation of an ID product to be purchased from among the ID products included in the ID product list from the terminal of the purchase applicant, the ID product database is referred to. And an ID merchandise manager changing means for updating the ID merchandise database by changing the user ID of the manager associated with the merchandise ID of the designated ID merchandise to a user ID for identifying the purchase applicant. ID merchandise trading device.

  According to the ID merchandise buying and selling apparatus of (1), the thing information database stores the information including at least the relationship information between the thing and the other in association with the ID for identifying the thing, and the ID merchandise registration The means designates an ID for identifying the item from the terminal of the administrator who manages the item, and issues a registration request for an ID product including designation of a sales item including relationship information between the item and the other In response to the acceptance, referring to the information database, the user ID for identifying the designated sales item and the administrator is associated with the product ID and stored in the ID product database. In response to receiving a request from a terminal of a purchase applicant who wishes to purchase an ID product, referring to the ID product database and based on the stored sales item An ID product list that is a list of ID products is generated, and the generated ID product list is transmitted to the terminal of the purchase applicant, and the ID product manager changing means is included in the ID product list from the terminal of the purchase applicant. In response to receiving a request for purchase of an ID product including specification of an ID product desired to be purchased among ID products, the ID product database is referred to, and the administrator associated with the product ID of the specified ID product is referred to. The user ID is changed to a user ID for identifying a purchase applicant and the ID product database is updated.

Thereby, the relationship between things (for example, animals such as pets) becomes a social property that can be managed and sold by an administrator as an ID product.
Therefore, it is possible to configure a market in which social assets including relationships with other things constructed by exchanging on the communication network on behalf of those are symbolized with the IDs of those things and distributed as ID products. An ID merchandise buying and selling apparatus can be provided.

(2) In response to receiving the registration request including an expiration date that is a period during which the ID product can be managed, the ID product registration unit further associates the expiration date with the product ID and the ID Store it in the product database,
The ID merchandise manager changing means refers to the ID merchandise database and changes the user ID of the manager of the ID merchandise from a user ID identifying the purchase applicant when the expiration date has passed. The ID merchandise trading apparatus according to (1), wherein the ID merchandise database is changed to the previous administrator's user ID and the ID merchandise database is re-updated.

  According to the ID merchandise trading apparatus of (2), the manager who manages the ID merchandise makes a registration request including an expiration date that is a period in which the ID merchandise can be managed, and the expiration date of the ID merchandise has passed. Sometimes, it is possible to return to the manager before the change of the ID product. Therefore, since ID goods can also be sold by dividing a period, the value as a social property improves.

(3) ID executed by an ID merchandise trading apparatus that manages the trading of ID merchandise including information related to other things connected to a plurality of terminals via a communication network and identified by the thing ID A method for buying and selling goods, wherein the ID product buying and selling apparatus is
Storing the information including at least the relationship information between the thing and the other in the information database associated with the ID identifying the thing;
An ID merchandise registration request including designation of a sales item including information on the relationship between the thing and another thing is accepted from the terminal of the manager who manages the thing, specifying the thing ID for identifying the thing Accordingly, an ID product registration step of referring to the information database and storing the specified sales item and the user ID for identifying the administrator in association with the product ID in the ID product database;
An ID product that is a list of ID products based on the sales items stored with reference to the ID product database in response to receiving a request from a terminal of a purchase applicant who wishes to purchase an ID product. An ID product list transmission step of generating a list and transmitting the ID product list generated to the terminal of the purchase applicant;
In response to receiving a purchase request for an ID product including designation of an ID product to be purchased from among the ID products included in the ID product list from the terminal of the purchase applicant, the ID product database is referred to, An ID product manager changing step of updating the ID product database by changing the user ID of the manager associated with the product ID of the specified ID product to a user ID for identifying the purchase applicant. ID merchandise sales method.

  According to the method (3), the same effects as the ID merchandise buying and selling apparatus (1) can be obtained.

  According to the present invention, for example, an administrator such as a pet owner or an animal keeper in a zoo has established the pet or animal, etc. It is possible to provide an ID merchandise buying and selling apparatus and method capable of composing a market in which social assets including the relationship with a thing are symbolized with the thing ID and distributed as an ID merchandise.

It is a figure which shows the function structure of the ID merchandise sales system which concerns on embodiment of this invention. It is a figure explaining the user database which concerns on the said embodiment. It is a figure explaining the pet information database which concerns on the said embodiment. It is a figure explaining ID product database which concerns on the said embodiment. It is a figure explaining the ID goods list displayed on the terminal concerning the above-mentioned embodiment. It is a flowchart which shows the process in which ID goods buying and selling apparatus which concerns on the said embodiment registers ID goods. It is a flowchart of the process which the ID goods buying and selling apparatus which concerns on the said embodiment transmits an ID goods list to a purchase applicant's terminal. It is a flowchart which shows the process in which the ID merchandise sales apparatus which concerns on the said embodiment changes the manager of ID merchandise with the buying and selling of ID merchandise. It is a flowchart of the process which registers ID goods in the ID goods buying and selling apparatus which concerns on the application example of the said embodiment. It is a flowchart which shows the process in which the ID goods buying and selling apparatus which concerns on the application example of this embodiment re-changes the manager of ID goods.

  Embodiments of the present invention will be described below in detail with reference to the drawings. In the following description of the embodiments, the same constituent elements are denoted by the same reference numerals, and the description thereof is omitted or simplified.

[Functional configuration of ID merchandise trading system 1]
FIG. 1 is a diagram showing a functional configuration of an ID merchandise trading system 1 according to an embodiment of the present invention.
The ID merchandise trading system 1 is connected to a plurality of users' terminals 20 via the network 7 and is related to an item (for example, a pet user described later) identified by an item ID (for example, a pet user described later). A system for managing the sale and purchase of ID merchandise including relationship information with (for example, other pet users described later), which is connected to the ID merchandise trader 10 and the ID merchandise trader 10 via the network 7. A plurality of user terminals 20.
In the description of the present embodiment, in order to facilitate understanding, a pet managed by an administrator and identified by a thing ID will be described as a pet kept by an owner who is an administrator. Without limitation, for example, things are real and owned by the user, including, for example, pets, zoo animals, mobile phones, televisions, cars, etc., but virtual things that do not exist Is not included.
Further, the relationship information is a relationship between pet users (for example, a friend relationship). In addition, the ID product including the relationship information only needs to include at least the relationship between the pet users, and includes, for example, an email address, blog data, or a photograph of the pet user.

  The ID merchandise buying and selling apparatus 10 includes an ID merchandise registration means 11, an ID merchandise list transmission means 12, an ID merchandise manager changing means 13, a user database 100, a pet information database 105 as a thing information database, and an ID merchandise database. 110.

  The ID merchandise registration means 11 designates a pet ID for identifying the pet user from the terminal 20 of the administrator who manages the pet user, and includes information on the relationship between the pet user and other pet users. In response to receiving the registration request for the ID product including the designation, the user ID for identifying the specified sales item and the administrator is referred to the product ID for identifying the ID product with reference to the pet information database 105. The information is stored in the ID product database 110 in association with each other.

FIG. 2 is a diagram illustrating the user database 100 according to the present embodiment.
As shown in FIG. 2, in the user database 100, an administrator name, an address, an e-mail address, and a blog URL are stored in association with a user ID for identifying the administrator.

The pet information database 105 stores user information including at least relationship information between a pet user and another pet user in association with a pet ID that identifies the pet user.
FIG. 3 is a diagram for explaining the pet information database 105.
In the pet information database 105, at least one pet ID for identifying a pet user who is a friend of the pet user identified by the pet ID as the relationship information is associated with the pet ID. In addition, in the pet information database 105, the pet ID, the pet user name identified by the pet ID, a photo, an email address, and a blog URL are associated with the pet ID.

Returning to FIG. 1, in the ID product database 110, the sales item specified in the registration request and the user ID of the administrator who identifies the administrator are stored in association with the product ID that identifies the ID product.
FIG. 4 is a diagram for explaining the ID product database 110.
In the ID product database 110, a sales item including at least relationship information (pet ID of a friend's pet user) is associated with the product ID, and a user ID of an administrator that identifies the manager of the ID product. It is registered.
Sales items include e-mail addresses, blog data, and photos in addition to relationship information.

  Specifically, the product ID “A01-1” includes relationship information with the pet ID “X01” (see FIG. 3) of the pet user's friend identified by the pet ID “A01”. It includes a mail address of “A01” and blog data, and is managed by an administrator identified by an administrator user ID “ABC”.

  The product ID “A01-2” includes relationship information with the pet ID “X02” (see FIG. 3) of the pet user's friend identified by the pet ID “A01”, and in addition, the pet ID “A02”. Are managed by an administrator identified by the administrator's user ID “ABC”.

  Further, the product ID “X01-1” includes the relationship information with the pet ID “A01” (see FIG. 3) of the pet user's friend identified by the pet ID “X01”, and the pet ID “X01”. Are managed by an administrator identified by the administrator's user ID “XYZ”.

  Returning to FIG. 1, the ID merchandise list transmission means 12 stores the ID merchandise database 110 by referring to the ID merchandise database 110 in response to receiving a request from the terminal 20 of the purchase applicant who desires to purchase the ID merchandise. Based on the sales item, an ID product list that is a list of ID products is generated, and the generated ID product list is transmitted to the terminal 20 of the purchase applicant.

FIG. 5 is a diagram illustrating an ID product list displayed on the terminal 20 of the purchase applicant.
The ID product list includes the product ID of the ID product, the name of the pet user to be sold, the pet ID and the photo, the name of the pet user who is a friend (relationship information) of the pet user to be sold, the pet ID and the photo, Is an associated list. In the ID product list, an email address, a blog URL, and a photo, which are other sales items of the relationship information, are also associated with the product ID.

  Returning to FIG. 1, the ID merchandise manager changing means 13 includes, from the purchaser's terminal 20, an ID including designation of ID merchandise desired to be purchased among ID merchandise included in the ID merchandise list (see FIG. 5). In response to accepting the purchase request for the product, the ID product database 110 (see FIG. 4) is referred to, and the purchaser is identified with the administrator user ID associated with the product ID of the specified ID product. The ID product database 110 is updated by changing the user ID.

[Application example of ID merchandise trading apparatus 10]
In addition to the above embodiment, the ID merchandise trading apparatus 10 can further manage the trading of ID merchandise with an expiration date.
In the application example, the ID merchandise registration means 11 further associates the expiry date with the merchandise ID in the ID merchandise database in response to receiving the registration request including the expiry date that is a period in which the ID merchandise can be managed. Remember.
The ID merchandise manager changing means 13 refers to the ID merchandise database 110 and changes the user ID of the ID merchandise from the user ID identifying the purchase applicant to the user ID before the change when the expiration date has passed. Change and update the ID product database again.

The terminal 20 includes an input unit 210, a display unit 220, and a terminal control unit 230.
The input unit 210 accepts an operation associated with an ID product registration request or an ID product purchase request transmitted to the ID product buying and selling apparatus 10.
The display means 220 displays the ID product list transmitted from the ID product buying and selling apparatus 10.
The terminal control unit 230 controls the terminal 20 and transmits the ID product registration request and the ID product purchase request received by the input unit 210 to the ID product buying and selling apparatus 10. Further, the terminal control unit 230 performs control to receive the ID product list transmitted from the ID product buying and selling apparatus 10 and display it on the display unit 220.

[Hardware configuration of ID merchandise trading system 1]
The ID merchandise trading apparatus 10 and the user terminal 20 of the ID merchandise trading system 1 according to the embodiment are applied to a computer and its peripheral devices. Each unit in the ID merchandise buying and selling apparatus 10 and the user terminal 20 is configured by hardware included in the computer and its peripheral devices, and software for controlling the hardware.

  The hardware includes a CPU (Central Processing Unit), a storage unit, a communication device, a display device, and an input device. Examples of the storage unit include a memory (RAM: Random Access Memory, ROM: Read Only Memory, etc.), a hard disk drive (HDD: Hard Disk Drive), and an optical disk (CD: Compact Disc, DVD: Digital Versatile Drive, etc.). Can be mentioned. Examples of the communication device include various wired and wireless interface devices. Examples of the display device include various displays such as a liquid crystal display and a plasma display. Examples of the input device include an input key, a touch panel, a keyboard, and a pointing device (mouse, tracking ball, etc.).

  The software includes a computer program and data for controlling the hardware. The computer program and data are stored in the storage unit, and are appropriately executed and referenced by each control unit. The computer program and data can be distributed via a communication line, or can be recorded on a computer-readable medium such as a CD-ROM and distributed.

[Control flow of ID merchandise trading apparatus 10]
Next, the control flow of the ID merchandise trading apparatus 10 will be described.
FIG. 6 is a flowchart showing a process of registering an ID product by the ID product buying and selling apparatus 10 according to the present embodiment.
In step S11, processing for determining whether or not a registration request has been accepted is performed. In this process, the ID product registration means 11 (see FIG. 1) designates a pet ID for identifying the pet user from the terminal 20 (see FIG. 1) of the administrator who manages the pet user, It is determined whether or not an ID product registration request including designation of a sales item including relationship information with other pet users has been received. The ID merchandise registration unit 11 returns the process if it does not determine that a registration request has been received, and moves the process to step S12 if it determines that a registration request has been received.

  In step S12, a pet information database reference process is performed. In this process, the ID merchandise registration means 11 refers to the pet information database 105 (see FIG. 3), and extracts sales items based on the pet ID specified in the registration request.

  In step S13, ID merchandise database storage processing is performed. In this process, the ID product registration means 11 associates the sales item extracted in step S12 and the user ID for identifying the administrator who transmitted the registration request with the product ID for identifying the ID product, and the ID product database 110 (FIG. 4).

  FIG. 7 is a flowchart of processing in which the ID merchandise trading apparatus 10 according to the present embodiment transmits an ID merchandise list to the terminal 20 of the purchase applicant.

  In step S21, it is determined whether or not an ID product purchase request is accepted. In this process, the ID product list transmission unit 12 (see FIG. 1) determines whether or not a purchase request from the terminal 20 of a purchase applicant who desires to purchase an ID product has been accepted. If the ID merchandise list transmission means 12 does not determine that a purchase request has been received, it returns the process. If it determines that a purchase request has been received, it moves the process to step S22.

  In step S22, ID product list generation processing is performed. In this process, the ID product list transmission means 12 refers to the ID product database 110 (see FIG. 4), and based on the stored sales item, the ID product list (see FIG. 5) is a list of ID products. Generate.

  In step S23, ID product list transmission processing is performed. In this process, the ID product list transmission means 12 transmits the ID product list generated in step S22 to the terminal 20 of the purchase applicant.

FIG. 8 is a flowchart showing a process in which the ID merchandise trading apparatus 10 according to the present embodiment changes the manager of the ID merchandise as the ID merchandise is bought and sold.
In step S31, it is determined whether or not a purchase request for an ID product has been received. In this process, the ID merchandise manager changing means 13 (see FIG. 1) designates the ID merchandise desired to be purchased from among the ID merchandise included in the ID merchandise list (see FIG. 5) from the terminal 20 of the purchase applicant. It is determined whether or not a purchase request for ID merchandise including is accepted. The ID merchandise manager changing means 13 returns the process when it is not determined that the purchase request has been received, and moves the process to step S32 when it is determined that the purchase request has been received.

  In step S32, ID product database update processing is performed. In this process, the ID merchandise manager changing means 13 refers to the ID merchandise database 110 (see FIG. 4), identifies the purchaser's user ID of the manager associated with the merchandise ID of the specified ID merchandise. The ID product database 110 is updated by changing to the user ID to be used.

  FIG. 9 is a flowchart of processing for registering an ID product in the ID product buying and selling apparatus 10 according to an application example of the present embodiment.

  In step S41, it is determined whether or not a registration request including an expiration date has been accepted. In this process, the ID product registration means 11 (see FIG. 1) designates a pet ID for identifying the pet user from the terminal 20 (see FIG. 1) of the administrator who manages the pet user, It is determined whether or not an ID product including designation of a sales item including relationship information with other pet users and a registration request including an expiration date which is a period in which the ID product can be managed are received. The ID merchandise registration unit 11 returns the process if it does not determine that a registration request has been received, and moves the process to step S12 if it determines that a registration request has been received.

  In step S42, a pet information database reference process is performed. In this process, the ID merchandise registration means 11 refers to the pet information database 105 (see FIG. 3), and extracts sales items based on the pet ID specified in the registration request.

  In step S43, ID merchandise database storage processing is performed. In this process, the ID product registration unit 11 associates the sales item extracted in step S12, the user ID for identifying the administrator who transmitted the registration request, and the expiration date with the product ID for identifying the ID product. 110 (see FIG. 4).

  FIG. 10 is a flowchart illustrating processing in which the ID merchandise trading apparatus 10 according to the application example of the present embodiment re-changes the manager of the ID merchandise.

  In step S51, ID merchandise database reference processing is performed. In this process, the ID product manager changing means 13 (see FIG. 1) refers to the expiration date of the ID product registered in the ID product database.

  In step S52, expiration date determination processing is performed. In this process, the ID merchandise manager changing means 13 (see FIG. 1) determines whether or not the expiration date of the ID merchandise referenced in step S51 has elapsed. The ID merchandise manager changing means 13 moves the process to step S53 when the expiration date of the ID merchandise has elapsed, and ends this process when the expiration date of the ID merchandise has not elapsed.

  In step S53, ID product database re-update processing is performed. In this process, the ID merchandise manager changing means 13 (see FIG. 1) wishes to purchase the user ID of the manager of the ID merchandise determined that the expiration date has passed in step S51, and the user ID of the ID merchandise. The user ID for identifying the person is changed to the user ID before the change, and the ID product database is updated again.

According to the ID merchandise trading apparatus 10 of the present embodiment, there are the following functions and effects.
The pet information database 105 stores user information including at least relationship information between pet users and other pet users in association with the pet ID for identifying the pet user, and the ID product registration unit 11 manages the pet users. A pet ID for identifying the pet user is designated from the administrator's terminal 20 and a registration request for an ID product including designation of a sales item including relationship information between the pet user and another pet user is accepted. Accordingly, with reference to the pet information database 105, the user ID of the manager that identifies the designated sales item and the manager is stored in the ID merchandise database 110 in association with the merchandise ID that identifies the ID merchandise. Then, the ID product list transmission means 12 is sent from the terminal 20 of the purchase requester who wishes to purchase the ID product. In response to accepting the request, the ID product database 110 is referred to, an ID product list that is a list of ID products is generated based on the stored sales items, and the terminal 20 of the purchase applicant is generated. An ID product list is transmitted, and the ID product manager changing means 13 requests purchase of an ID product including designation of an ID product desired to be purchased from among the ID products included in the ID product list from the purchaser's terminal 20. The ID product database 110 is referred to by changing the user ID of the manager associated with the product ID of the designated ID product to a user ID for identifying the purchase applicant. 110 is updated.

Thereby, the relationship between things (for example, animals such as pets) becomes a social property that can be managed and sold by an administrator as an ID product.
Therefore, it is possible to configure a market in which social assets including relationships with other things constructed by interacting on the communication network on behalf of things are symbolized with the IDs of those things and distributed as ID products. An ID merchandise buying and selling apparatus can be provided.

  Further, according to the application example of the present embodiment, an administrator who manages an ID product makes a registration request including an expiration date that is a period in which the ID product can be managed, and the expiration date of the ID product has passed. Sometimes, it is possible to return to the manager before the change of the ID product. Therefore, since ID goods can also be sold by dividing a period, the value as a social property improves.

  As mentioned above, although embodiment of this invention was described, this invention is not restricted to embodiment mentioned above. The effects described in the embodiments of the present invention are only the most preferable effects resulting from the present invention, and the effects of the present invention are limited to those described in the embodiments of the present invention. is not.

DESCRIPTION OF SYMBOLS 10 ID goods buying and selling apparatus 11 ID goods registration means 12 ID goods list transmission means 13 ID goods manager change means 20 Terminal 105 Pet information database 110 ID goods database

Claims (3)

A plurality of terminals connected via a communication network, an ID product buying and selling apparatus that manages buying and selling of ID products including information related to other things related to those identified by a thing ID,
A thing information database that stores information that includes at least relationship information between a thing and another, in association with a thing ID that identifies the thing,
An ID merchandise registration request including designation of a sales item including information on the relationship between the thing and another thing is accepted from the terminal of the manager who manages the thing, specifying the thing ID for identifying the thing Accordingly, an ID product registration means for referring to the information database and storing a user ID for identifying the specified sales item and the administrator in the ID product database in association with the product ID;
An ID product that is a list of ID products based on the sales items stored with reference to the ID product database in response to receiving a request from a terminal of a purchase applicant who wishes to purchase an ID product. ID product list transmission means for generating a list and transmitting the ID product list generated to the terminal of the purchase applicant,
In response to receiving a purchase request for an ID product including designation of an ID product to be purchased from among the ID products included in the ID product list from the terminal of the purchase applicant, the ID product database is referred to. And an ID merchandise manager changing means for updating the ID merchandise database by changing the user ID of the manager associated with the merchandise ID of the designated ID merchandise to a user ID for identifying the purchase applicant. ID merchandise trading device. In response to receiving the registration request including an expiration date that is a period during which the ID product can be managed, the ID product registration means further associates the expiration date with the product ID in the ID product database. Remember,
The ID merchandise manager changing means refers to the ID merchandise database and changes the user ID of the manager of the ID merchandise from a user ID identifying the purchase applicant when the expiration date has passed. The ID merchandise buying and selling apparatus according to claim 1, wherein the ID merchandise database is re-updated by changing to the previous user ID of the manager. ID merchandise trading method executed by an ID merchandise trading apparatus that manages the trading of ID merchandise including information related to other things connected to a plurality of terminals via a communication network and identified by a merchandise ID And the ID merchandise buying and selling apparatus is
Storing the information including at least the relationship information between the thing and the other in the information database associated with the ID identifying the thing;
An ID merchandise registration request including designation of a sales item including information on the relationship between the thing and another thing is accepted from the terminal of the manager who manages the thing, specifying the thing ID for identifying the thing Accordingly, an ID product registration step of referring to the information database and storing the specified sales item and the user ID for identifying the administrator in association with the product ID in the ID product database;
An ID product that is a list of ID products based on the sales items stored with reference to the ID product database in response to receiving a request from a terminal of a purchase applicant who wishes to purchase an ID product. An ID product list transmission step of generating a list and transmitting the ID product list generated to the terminal of the purchase applicant;
In response to receiving a purchase request for an ID product including designation of an ID product to be purchased from among the ID products included in the ID product list from the terminal of the purchase applicant, the ID product database is referred to, An ID product manager changing step of updating the ID product database by changing the user ID of the manager associated with the product ID of the specified ID product to a user ID for identifying the purchase applicant. ID merchandise sales method.

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