| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent the spoiling of reality in a game otherwise caused by unlimited use of virtual moneys. <P>SOLUTION: A store terminal 30 enables (1) the buying or selling of items to be utilized in games carried out at a game terminal 20 and (2) the charging of the virtual moneys to be used for the transaction of the items. The upper limit of the amount of the virtual moneys usable during an available period (for example, one day) is set per player according to (1) the cumulative frequency of playing game at the game terminal 20, (2) the level of each of player's characters and (3) the total amount of the purchase of the items at the store terminal 30. <P>COPYRIGHT: (C)2009,JPO&INPIT |
