| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine capable of excellently executing read-ahead notice performance.SOLUTION: A CPU 120 for performance control shifts a game to a chance mode or a super chance mode higher in jackpot winning reliability than the chance mode and shifts the game to the chance mode or the super chance mode before it starts execution of stop symbol notice or background change notice so that, as shift timing of a performance mode, a rate to shift to the chance mode or the super chance mode differs between when the execution of the stop symbol notice or background change notice is determined and then first timing of second variation is determined and when the execution of the stop symbol notice or background change notice is determined and then second timing of first variation is determined. |
