| 摘要 |
PROBLEM TO BE SOLVED: To change a performance mode at a good timing. SOLUTION: This game machine with a performance unit is provided with a waiting time setting means for setting a waiting time for a process on a game progress of the game machine, the performance unit can execute a performance by a first performance mode and a performance by a second performance mode, and this game machine is characterized in changing from the first performance mode to the second performance mode during the waiting time set by the waiting time setting means. COPYRIGHT: (C)2008,JPO&INPIT
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