| 摘要 |
PROBLEM TO BE SOLVED: To make a game more attractive by allowing a player to operate an operating means whose operation related to the progress of the game is ineffective for generating effective sound to generate the effective sound by the operation. SOLUTION: In the slot machine 1, reels 6L, 6C and 6R, arranged in plural rows, are rotated and stopped, and the game condition is varied according to the state of the stopped reels 6L, 6C and 6R. The slot machine 1 has operating means (stop buttons 9L, 9C and 9R, a start lever 12, a MAXBET button 14, an IBET button 15, and a reset button 16) to be operated by a player, a game control means 46 for controlling the progress of the game, an ineffectiveness notifying means 28 and 46 for generating a prescribed effective sound for the ineffective time expressing that the operation of the operating means is ineffective. The operating means may be in the effective state in which the operation of the operating means is accepted and in the ineffective state in which the operation of the operating means is rejected according to the progress of the game controlled by the game control means 46. The ineffectiveness notifying means 28 and 46 generate the effective sound on condition that the operation of the operating means is detected when the operating means are in the ineffective state.
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