| 摘要 |
PROBLEM TO BE SOLVED: To prevent players from getting tired of a special game state of a game machine such as a PACHINKO machine provided with a variable bonus device, which gives the first state and the second state giving more advantageous state to players than the first state. SOLUTION: At a game board 2 of a PACHINKO machine 1, an action port 3 and a bonus port 4, and on the center of the game board 2, a display device 13 provided with a display part 13a is mounted. Normally, the bonus port 4 is closed. When a bonus state occurs, the bonus port 4 opens gradually from the first round. Whether the bonus port 4 opens or not at the next round is notified at the first round. |
