| 摘要 |
PROBLEM TO BE SOLVED: To provide a bouncing ball game machine capable of effectively raising expectation of a player for occurrence of big win by executing a novel mission performance.SOLUTION: A first exercise is presented firstly during execution of pattern variation performance, and when an exercise change performance is executed, the first exercise is change to a second exercise. In a case where an attain performance is executed which attains the first exercise with no change of exercise, a first special performance is executed in which a big win display is made at a probability higher than normal, and in a case where an attain performance is made which attains a second exercise after change, a second special performance is executed which makes big win display at a probability which is further higher than the first special performance. Thus, frequency of exercise attain is raised as a whole in which the first exercise and the second exercise are added together, and as a result, an expectation of a player that a big win display might be made after attaining exercise can be raised effectively. |
