| 摘要 |
PROBLEM TO BE SOLVED: To enable a player to play in a short time without giving game profits to the player more than necessary.SOLUTION: When game balls enter a first start pocket 20, first hold is stored within a prescribed upper limit number, and when game balls enter a second start pocket 22, second hold is stored within the prescribed upper limit number. In a time-shortening game state, a period of time, for which the second start pocket is opened caused by the entrance of one-time game balls into a gate 24, is equal to or longer than a shortest execution time of variation performance decided when the game balls enter the second start pocket and a result of loss is derived. Within the opening period of time of the second start pocket per game, game balls more than the upper limit number of the first hold or the upper limit number of the second hold can be shot, and when the game balls enter the second start pocket, prize balls smaller in number than when game balls enter the first start pocket are put out. |
