| 摘要 |
PROBLEM TO BE SOLVED: To provide a Pachinko game machine capable of performing new game properties when playing a jackpot game. SOLUTION: A main control board 111 performs drawing of a variety of random values as a start condition that game balls in a first start port SW 13a or a second start port SW 14a win prizes is satisfied. When it is determined that a prize is won as a result of the drawing, a jackpot game is played as a special game. When a long winning game is played by the main control board 111, opening/closing operation of a big prize winning port 16 in one round is divided into multiple times, and when the number of prize winning game balls in divided one open state has reached a prescribed upper limit number, the big prize winning port 16 is controlled so as to shift from an open state to a close state. COPYRIGHT: (C)2010,JPO&INPIT
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