| 摘要 |
PROBLEM TO BE SOLVED: To provide a slot machine which can vary the corresponding relation between whether a premium flag is completed or not and whether a draw-in setting exists or not and give unexpectedness to a game and vary contents of a game to make a game full of interest. SOLUTION: A premium lottery means 105 is equipped with a draw-in setting lottery means 120 for a lottery whether a draw-in is set or not to be in a condition that a premium flag is completed. A controller 20 determines whether or not the draw-in is to be set based on the result in the lottery.
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