System and method for electronic business transaction of trading cards

An electronic business transaction method of a trading card for selling, by an electronic business transaction utilizing a computer, a card pack in which a plurality of kinds of trading cards are randomly selected and enclosed by a predetermined number, wherein said card pack is sold with a seal so that contents of said trading cards are not viewed from outside and are multiple in kinds depending on a combination of the kind of the enclosed trading cards, and said method includes following steps of:

• a first step for displaying a screen to select purchase of said card pack so as to allow an user to make a decision to purchase said card pack;
• a second step for displaying a screen to specify personal information of the user so as to allow the user to input the personal information;
• a third step for displaying a screen to specify a payment method by the user specified by said second step so as to allow the user to input the payment method;
• a fourth step for displaying a screen for confirming contents of said card pack so as to allow the user to select confirmation of the contents after the personal information is input in said second step and the payment method of the cost is specified in said third step;
• and
• a fifth step for displaying the contents of at least a part of kind of said trading cards enclosed in said card pack purchased by the user when the confirmation of the contents of said card pack is selected.

An electronic business transaction system of a trading card for selling, on a web page opened on a server, a card pack in which a plurality of kinds of trading cards are randomly selected by a predetermined number and enclosed,

• wherein said card pack is sold with a seal so that contents of said trading cards cannot viewed from outside and are multiple in kinds depending on a combination of the kind of the enclosed trading cards,
• said electronic business transaction system is formed by said server including a host computer, a user terminal including a terminal computer selectively connected to said server, a connecting line connecting said server and at least one of said user terminals,
• said host computer transmits/receives data required for purchase of said card pack by the user between said user terminal when said user terminal is connected,
• said user terminal, when connected to said host computer,
• displays a purchase selecting screen for allowing the user to select purchase of said card pack, and transmits purchase determination data to said server when the user makes a decision to purchase said card pack,
• displays a screen for specifying personal information so as to allow the user to specify the personal information, and transmits individual specifying information to said server when the individual specifying information is input,
• displays a screen to allow the user to specify a payment method of a cost of said card pack, and transmits the payment method data to said server when the payment method is specified,
• displays a screen for confirming contents of said card pack so as to select confirmation of the contents after the individual specifying information is input and the payment method of the cost is specified,
• displays at least the contents of a part of kind of the trading card enclosed in said purchased card pack when the confirmation of the contents of said cad pack is selected,
• said host computer further processes data required for an electronic business transaction transmitted from said terminal computer so as to perform electronic account settlement.

A server for an electronic business transaction system selling, by an electronic business transaction utilizing a computer, a card pack in which a plurality of kinds of trading cards are randomly selected and enclosed by a predetermined number, comprising:

• a purchase determination screen display means for displaying on said user terminal a screen to select purchase of said card pack so as to allow the user to make a decision to purchase said card pack;
• a personal information input means for displaying on said user terminal a screen to specify personal information of an user so as to allow the user to input the personal information;
• a payment method specifying means for displaying on said user terminal a screen to specify a payment method of a cost by the user specified by said personal information input means so as to allow the user to specify the payment method;
• a contents confirmation selecting means for displaying on said user terminal a screen to confirm contents of said card pack so as to allow the user to select to confirm the contents after the personal information is input by said personal information input means and the payment method of the cost is specified by said payment method specifying screen display means;
• and
• a contents display means for displaying on said user terminal contents of at least a part of kind of said trading cards enclosed in said card pack purchased by the user when confirmation of the contents of said card pack is selected on said user terminal.