| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine capable of improving an interest in a game.SOLUTION: A first big winning device comprises: a first big winning port which a game ball can enter; a first big winning door which operates so that the first big winning port becomes an open state and a closed state in a specific round game; and a probability variation trigger area which a game ball entered from the first big winning port can pass. A second big winning device comprises: a second big winning port which a game ball can enter; and a second big winning piece which operates so that, the second big winning port becomes an open state and a closed state in a non-specific round game. Control of a probability variable state is performed with passing of a game ball into the probability variation trigger area as a condition. A specific jackpot game in which the first big winning door operates to the open state in a specific open mode, in the specific round game, and a special jackpot game in which, after the first big winning door operates to the open state in teh specific open mode, then it operates to the closed state, then operates to the open mode in a predetermined open mode, in the specific round game, can be provided.SELECTED DRAWING: Figure 5 |
