| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a game machine capable of suppressing a decrease in interest.SOLUTION: A game machine holds a lottery relating to a jackpot, and executes one of performances including at least a low-expectation performance in that expectation toward a jackpot is low and a high-expectation performance in that expectation toward a jackpot is higher than that of the low-expectation performance on the basis of a lottery result. The high-expectation performance is set for each performance mode to be executed, the high-expectation performance is executed, and the expectation toward a jackpot is enhanced when the executed high-expectation performance coincides with the set high-expectation performance. In the meantime, when a non-coincidence high-expectation performance appears for a predetermined number of times, the performance mode is shifted.</p> |
