| 摘要 |
PROBLEM TO BE SOLVED: To provide a Pachinko game machine in which game balls can be positively discharged between a win occurrence and a start of a special game operation. SOLUTION: In the first open/close round of a special game operation, short-term advantageous period w which is established at least within 3 seconds beforehand starts to be temporally measured within opening time limit r1 and with starting to open a door and predetermined additional gain is offered by winning in the short-term advantageous period w, then, discharge of game balls can be prompted even before the start of the first open/close round in order to win in the short-term advantageous period w and operation rate of the game machine can be improved. COPYRIGHT: (C)2010,JPO&INPIT
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