| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine capable of suggesting a high expectation degree of a jackpot to a player by an unfeigned forenotice even if getting no jackpot. SOLUTION: A Pachinko machine includes first-third operation-start holes 602-604 capable of receiving game balls shot to a game area. When a game ball enters either of the first-third operation-start holes 602-604, a lottery process of a jackpot is executed at a predetermined winning probability. Consequently, when winning the jackpot, the Pachinko machine executes the jackpot game offering a prize to the player. Then, the game machine executes a preceding performance suggesting an expectation degree of the lottery process in a previous step before executing the lottery process of the jackpot. COPYRIGHT: (C)2010,JPO&INPIT
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