| 摘要 |
PROBLEM TO BE SOLVED: To increase the amusement of a pachinko game by accepting a very original element which has never existed in a pachinko game machine which continuously opens a big prize-winning port when a big winning occurs. SOLUTION: In the pachinko game machine, when a game ball enters a starting prize-winning port 3 formed in the game area of a game board 1, a big prize-winning port 5 is opened and when the ball additionally enters a continuously prize-winning port 9 disposed in the big prize-winning port, a big winning occurs to continuously open the big-prize winning port to allow the ball to enter extremely easily. In the machine, a specific prize-winning port 4 is additionally formed in the game area of the game board and a drawing means operating by entering of the game ball to this specific prize-winning port is provided to set the opening time of the big prize-winning port depending on the result of the drawing.
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