| 摘要 |
PROBLEM TO BE SOLVED: To enable a player to enjoy more diverse game development and tactics by letting the player know the presence of diverse game play elements prepared by a game maker.SOLUTION: A plurality of game cards, namely game play elements of a match type card game, are selected from among game cards 3 to make a set 6 (6a, 6b, 6c), a granted period is set for each set, and the cards are granted to all of the players as "trial cards". The players can purchase favorite trial cards 3t within the grant period. In completion of the grant period, the trial card 3t are collected except purchased ones. |
