| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine which performs unpredictable quality, variety and even high quality of performance operations by executing a pattern change in a performance pattern without depending on time. SOLUTION: A performance control means that a performance control board of the game machine 1 has includes a performance selecting means and a specified performance determining means. The performance selecting means selects the predetermined performance pattern out of the performance patterns comprising specified performance patterns, whose number of selections to be selected is determined as a threshold value, and normal performance patterns from a performance table. When the specified performance pattern is selected by the performance selecting means, an occurrence ratio of the specified performance pattern comprising a ratio of the threshold value and the number of times already selected is indicated on a screen of an image display 53 in a band chart 10 by an occurrence-ratio-announcing means that an image control means has. COPYRIGHT: (C)2011,JPO&INPIT
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