| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine which can give variations to a jackpot game that is started by ball game entrance into a special ball entrance and can enhance interest in a game.SOLUTION: A main control CPU determines one from many kinds of upper limit round numbers in accordance with a specific jackpot winning when game balls enter a special game ball entrance in the state in which a right of jackpot game is imparted when the specific jackpot winning is determined, and determines as an opening mode of the specific game ball entrance where opening/closing operation is performed in a specific round game whether the mode is to be a first opening mode where game balls easily enter or a second opening mode in which it is hard for game balls to enter. The main control CPU controls a probability variable state after the jackpot game is over on the condition in which game balls enter the specific game ball entrance. |
