| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine capable of visually and instantaneously determining the replacement period of an operation lever or an operation button, etc. SOLUTION: The game machine includes: a plurality of operation means to be operated by an operator; a light emitting means for emitting/non-emitting light when the operation means are operated; a light emission state control means for controlling the light emission state of the light emitting means; a counting means for counting the times of operations in the operation means; and a storage means for storing the times of operations counted by the counting means. The light emission state control means is configured to change the light emission state of the light emitting means, on the basis of the value of the times of operations stored in the storage means. COPYRIGHT: (C)2009,JPO&INPIT
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