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PROBLEM TO BE SOLVED : To provide a game machine that can improve a game property by increasing the expectation degree of a big winning when developing a step-up notice.
SOLUTION : In a special symbol winning regular symbol performance time establishment role table (automatic stoppage), to regular symbol variation patterns "19" and "20" indicating a regular symbol winning, a small role drawing table of determining "rare cherry" by the probability of "256/256" is made to correspond. By the stop display of the "rare cherry", a special symbol winning is reported, and a player can sense that a big winning is close. Also, since blade members 19a and 19b are opened by the regular symbol winning, an entry to a start port 19c in common to a regular symbol game and a special symbol game is facilitated.
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