| 摘要 |
PURPOSE:To give a variation to the game mode and to make desired profit adjustment in a long term by selecting at least either one of random number sequence and success range according to a control value at the time of determin ing the display mode of a variable display device and the mode where a variable prize winning device is converted to the condition advantageous to a player according to the control value. CONSTITUTION:A variable display device for a variable display game and a variable prize winning device operated according to the result of a game are installed on a game board, and the game result is determined depending on whether a random number value extracted by a random number extract means 1640 is within a bonanza range or not. The extraction of a random number is performed according to one random number sequence selected according to a preset value among plural different random numbers by a random number select means 1632. The random number update period of each random number sequence is determined according to a preset value by an update timing control means 1631. The bonanza range is determined according to a preset value by a specified number value select means 1651. Thus, while the same probability is held, the game mode can be varied. |
