| 摘要 |
PROBLEM TO BE SOLVED: To prevent a larger number of tokens from being excessively imparted to a player.SOLUTION: A performance image control board of a reel type game machine includes three kinds of additional tables 00-10 where a winning probability of an additional lottery for determining addition of an AT duration and an additional period have been registered, and the registered winning probability is reduced and at the same time the additional period is shortened in order of the additional tables 00, 01, 10. The additional table 00 is selected when net gain/loss of Pachinko balls is equal to or less than -5000 (S410), the additional table 01 is selected when net gain/loss of Pachinko balls is -5000 to 5000 (S414), and the additional table 10 is selected when net gain/loss of Pachinko balls is equal to or more than 5000 (S416). When a watermelon or a cherry is won or satisfied during AT, the additional lottery is performed with a winning probability registered in the selected additional table. In winning, the AT duration is added for the additional period registered in the additional table. |
