| 摘要 |
PROBLEM TO BE SOLVED: To eliminate the monotony in the process of game and the operation of game even during the period other than the time when winning or special winning is established. SOLUTION: A multi-color emission light source 19 for illuminating a figure display part 20 provided on the front of a machine is arranged behind reels 8a, 8b and 8c. In a bonus game offering a big bonus, the light source 19 performs a light emitting operation in colors corresponding to the frequency of winning the bonus game offering a regular bonus.
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