| 摘要 |
<p>A user terminal such as a computer and a mobile information terminal having input means, control means, display means, output means, storage means, and the like includes an information recording medium, so that data processing is performed to/from a server system by user operation. The information recording medium contains content data, an execution program for executing display of the content data and processing of card exchange trading and card game, and information on a plurality of cards used for the card exchange trading and the card game. The information on the plurality of cards includes image information displayed as a card, and attribute information assigned to the card and used in card exchange trading and card game. The execution program has a function to execute a card exchange trading or a card game with another user by using ID information inherent to a user and the information on the cards stored via a communication line such as the Internet.</p> |
