| 摘要 |
PROBLEM TO BE SOLVED: To improve a game amusement by realizing a new notification mode for the occurrence of an unscheduled amount of ball entry.SOLUTION: When a jackpot game is started, a prize ball number (an initial value), which can be acquired by inputting a specified number of game balls at each round during the jackpot game into a second big winning port, is displayed in a performance display device as a scheduled acquisition amount, and the entry of the game balls exceeding the regulated number into the second big winning port is counted as an excess ball entry, and the value of a counter is displayed in an unscheduled amount input ball number display part 60 of the performance display device. When the value of the counter reaches an upper limit, it is determined that a scheduled acquisition amount increasing performance for increasing the scheduled acquisition amount is made (Figs. (a) to (e)). Thus, the player is enabled to image the prize ball number (a predetermined acquisition amount) which can be acquired, before the end of the jackpot game, and the player is allowed to embrace the expectation for the increase of the predetermined acquisition amount, thereby the game amusement can be improved more.SELECTED DRAWING: Figure 27 |
