| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine which starts a jackpot game through a two-stage lottery, wherein an opportunity advantageous to a player is created. SOLUTION: A first game, which consists of usual symbol games in a low probability state, is advanced. A second game, which consists of special symbol games in the low probability state, is advanced with game ball's entering a start pocket opened only by the winning of the first game as a momentum. A high probability game, which consists of a usual symbol game in a high probability state and a special symbol game in the high probability state, is advanced through the jackpot game by the winning of the second game. By the formation of high probability game end conditions, it is decided whether a specific game, which consists of the usual symbol game in the high probability state and the special symbol game in the low probability state, is started; and if the starting of the specific game is decided, the specific game is advanced through the end of the high probability game. If it is decided that the specific game is not started, when reservation is memorized, the second game is advanced based on the reservation through the end of the high probability game; and when the reservation is not memorized, the first game is advanced through the end of the high probability game. COPYRIGHT: (C)2011,JPO&INPIT
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