| 摘要 |
PROBLEM TO BE SOLVED: To appropriately increase a sense of expectation of a player by execution of a performance.SOLUTION: Based on passage of a plurality of game balls through a second start winning hole that has changed to an open state, a continuous performance where jackpot reliability is made different according to a different performance mode is executed over a plurality of times of variation display. After that, a performance mode in the continuous performance is changed according to holding storage information stored based on passage of a new game ball through the second start winning hole. In this case, a change to a performance mode having low jackpot reliability is limited. Further, a determination ratio on whether the continuous performance is executed is made different according to an ordinary electric operation pattern for changing the second start winning hole to an open state. |
