| 摘要 |
PROBLEM TO BE SOLVED: To eliminate monotony and dramatically improve amusingness of a game machine such as pachinko machine. SOLUTION: A game board 2 of the pachinko machine 1 is provided with an actuation hole 3 and a big prize winning hole 4 and a display 13 which is provided with a display 13a for indicating figures is integrated into it. A controller 24 draws lots in response to the movement of game balls 5 and judges whether a special game state should be derived or not according to the result. When the judgment is positive, the game mode is selected and determined between a normal mode and a special mode which is more valuable. Deriving of a special game state is withheld in the special mode period as long as predetermined conditions are satisfied and corresponding advantage can be reserved. After the end of the special mode period, the reserved advantage can be derived intermittently at least in units of reserved advantage. COPYRIGHT: (C)2004,JPO
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