| 摘要 |
<p>PROBLEM TO BE SOLVED: To improve operation efficiency of a game machine.SOLUTION: A game machine performs a first jackpot game which comprises a first round game where first opening operation opening a variable winning device in a mode in which game balls are hard to enter and second opening operation opening the device in a mode in which game balls more easily enter than the first opening operation are performed, and a second round game where third opening operation opening the device in a mode in which game balls more easily enter than the second opening operation is performed . Also, a second jackpot game comprising the first round game only is performed. First jackpot game execution means for executing the first jackpot game completes the first round game and starts the second round game when a period of the first round game has passed after the first round game is started and, when the number of game balls entering the variable winning device has reached a prescribed number, completes the first round game even when the first round game period is not over, and starts the second round game.</p> |
