| 摘要 |
PROBLEM TO BE SOLVED: To provide a Pachinko game machine capable of giving an opportunity of varying a pattern at optional timing as in a reel type game machine.SOLUTION: A Pachinko game machine includes operation means operable by a player. Variation display time determined by variation display time determination means is composed of a shortening operation effective period that can be shortened, and a variation display determination period when variation display is continuously executed for a predetermined period from completion of the shortening operation effective period. When the operation means is operated during the shortening operation effective period, the shortening operation effective period is completed. |
