| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a game machine capable of sufficiently showing a performance effect by a performance device even if an area, where the performance device capable of executing each kind of display and performance is provided, is limited.SOLUTION: When a performance device 200 is not in operation, eight pieces, namely an upper end piece 320, a lower end piece 330, a right upper piece 340, a right intermediate piece 350, a right lower piece 360, a left upper piece 370, a left intermediate piece 380, and a left lower piece 390, are retained in a folded form. When the performance device 200 becomes an operation state, six pieces, namely the upper end piece 320, the lower end piece 330, the right upper piece 340, the right lower piece 360, the left upper piece 370, and the left lower piece 390, are moved to form a circular-ring-like shape.</p> |
