| 摘要 |
PROBLEM TO BE SOLVED: To provide a performance operation device for a game machine, which is enabled to appeal the presence sufficiently for a player by changing the state for shielding the front of an opening of a front frame.SOLUTION: A performance operation device 3 of a game machine 1 is arranged on the front face of the game machine 1, which comprises a game board 22 formed with a game area 221, and a front frame 2 formed with an opening 21 capable of visually confirming the game area 221 from the front, and is constituted to accept an operation input to perform a game in the game area 221. The performance operation device 3 is constituted to change into a standby state 301, in which it stands by at a position avoiding the front of the opening 21, and a game promotion state, in which it shields the front of the opening 21 to promote the operation input. |
