| 摘要 |
PROBLEM TO BE SOLVED: To provide a Pachinko game machine which is configured so that a player can always play a jackpot game with the same tension even if the acquirable number of output balls is varied. SOLUTION: A jackpot game control means 56 executes, when a first jackpot game is selected, a first jackpot game in which a first round game is executed in 15 rounds with the maximum opening/closing frequency of an upper jackpot port 2 being set to a first opening/closing frequency. When a second jackpot game is selected, the control means executes the first round game up to seventh round, and then executes a second round game with the opening/closing frequency of the upper jackpot port 2 being set to a second opening/closing frequency smaller than the first opening/closing frequency (18 times) of the first round game in the remaining eight rounds. COPYRIGHT: (C)2011,JPO&INPIT
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