| 摘要 |
PROBLEM TO BE SOLVED: To suppress a decrease in a desire to play a game because of an increase in the number of non-winning times in a jackpot lottery.SOLUTION: Following an increase in the number of non-winning times in a jackpot lottery, a change is performed to a special performance mode having low difficulty in attainment of a purpose, namely "Hitting a winning horse voting card" in a pattern variation game by a performance pattern. As a result, when the number of non-winning times in a jackpot lottery increases, an apparent difficulty level for attaining a purpose in a pattern variation game by a performance pattern is allowed to appear to decrease, thus suppressing a decrease in a desire to play a game. |
