| 摘要 |
PROBLEM TO BE SOLVED: To suppress the decline of player's interest when a probability variable state is imparted. SOLUTION: When performance possibility is won by performance propriety drawing for determining whether or not to add a special direction to a symbol variable game, an inrush direction (direction for reporting that there is the possibility of performing a special direction) for shifting to the special direction accompanying the start of the symbol variable game is performed. Then, when a game ball is detected by a prescribed ball detection means during the inrush direction, the special direction is performed by the establishment of the performance condition of the special direction. COPYRIGHT: (C)2011,JPO&INPIT
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