GAME MACHINE

PROBLEM TO BE SOLVED: To provide a game machine having a game property different from that of a conventional game machine. SOLUTION: The game machine includes a determination means for determining whether or not to execute a special game of changing a big winning port from a closed state to an open state, and a first determination symbol display means and a second determination symbol display means for displaying symbols indicating the result of determination. The special game related to a big winning is performed when a big winning symbol is displayed at the first determination symbol display means, and the special game related to a small winning is performed when a small winning symbol is displayed at the second determination symbol display means. In the state wherein the probability that the result of the determination becomes a winning is a normal probability, the probability of displaying the big winning symbol at the first determination symbol display means is lower than the probability of displaying the small winning symbol at the second determination symbol display means. In the state wherein the probability that the result of the determination becomes a winning is a high probability, the probability of displaying the big winning symbol at the first determination symbol display means is higher than the probability of displaying the small winning symbol at the second determination symbol display means. COPYRIGHT: (C)2011,JPO&INPIT