| 摘要 |
PROBLEM TO BE SOLVED: To make a player guess the degree of expectation for a jackpot based on an announcement image without limitation on variations of a combination of announcement images.SOLUTION: A performance control unit 202 selects a variable performance according to a variation of a special pattern (step S402) in the case of a variation start (step S401: Yes). When the selected variation is a specific variable performance (step S403: Yes), the scenario lottery determination of whether to use a scenario or not is performed (step S404). When a scenario performance is executed (step S405: Yes), one scenario is selected from a plurality of preliminarily stored scenarios (step S406). When no scenario performance is executed (step S405: No), a lottery of an announcement image at each step is performed (step S407). The announcement image of the scenario or the announcement image at each step selected by the lottery is displayed (step S408), and processing is terminated. |
