| 摘要 |
PROBLEM TO BE SOLVED: To provide a pinball game machine capable of preventing the loss of a player and the troubles between the player and a game parlor due to the stoppage of power supply from an external power source caused by service interruption, and the like, to the utmost. SOLUTION: This pinball game machine is provided with a game condition storage means 48 storing a game condition and a backup power source part 61 maintaining the memory of the game condition of the game condition storage means 48 at the time when the power supply from an external power source 50 is stopped.
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