| 摘要 |
PROBLEM TO BE SOLVED: To execute a continuous performance, thereby effectively holding out an expectation to a player on a determination to permit a derivation of a special display result causing a shift to a special game state without complicating a control. SOLUTION: This slot machine has three types of big bonuses, a big bonus A consisting of a combination of symbols "red7-red7-red7", a big bonus B consisting of a combination of symbols "blue7-blue7-blue7", and a big bonus C consisting of a combination of symbols "white7-white7-blue7" and, when continuous performance starting conditions including the winning them are satisfied, executes the continuous performance continuing for 5 games alone. The 5 games, or the number of continuous games of the continuous performance is so defined that an expectation level of the number of games obtained by subtracting an expectation level of the number of games winning a replay A or a replay B, where the player can win a prize preferentially to the big bonus A-C between 3, or the number of types of big bonuses, and 5 games despite the operation procedure of stop button, is set smaller than the number obtained by adding it thereto. COPYRIGHT: (C)2009,JPO&INPIT |
