| 摘要 |
PROBLEM TO BE SOLVED: To sufficiently perform the interest of variable display with a variable display device, increase a player's expectation and an interesting property and accentuate a game condition. SOLUTION: When it is decided that conditions for announcement of a notice of a big win in a basic circuit 40 are realized, a special sound different from those produced in a normal game condition is prepared by a sound circuit 41 and the special sound prepared is produced from a sound output device 52. |
