To provide a game machine for facilitating confirmation of an elapse of a predetermined period from certification of the performance of the game machine.

A Pachinko game machine is set with expiration information about an expiration of the certification of the performance of the Pachinko game machine. The Pachinko game machine determines whether a measured time reaches the expiration time or not from the expiration information about set expiration time. When it is determined that the measured time reaches the expiration time, the Pachinko game machine is controlled to inform a player of the expiration time.