| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine for preventing operation on an elapse of a predetermined period from certification of the performance of the game machine. SOLUTION: A Pachinko game machine is set with expiration information about an expiration of the certification of the performance of the game machine. When it is determined that a measured time reaches the expiration time based on the expiration information about the set expiration time, the Pachinko game machine is controlled to prohibit reception of a game medium. COPYRIGHT: (C)2008,JPO&INPIT
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