| 摘要 |
PROBLEM TO BE SOLVED: To make it difficult for a player to recognize the opening action of a major prize winning slot. SOLUTION: A pachinko game machine 1 which carries out a lottery for special figures according to the winning of a starter slot 16 with game balls while opening the major prize winning slot according to the winning of the lottery for special figures is provided with the first and second major prize winning slots 17 and 18 as such and the second major prize winning slot 18 is provided with a mobile area 18a to be opened or closed with a special electric role device 27 and a fixed area 18b for guiding the game balls to the mobile area 18a. While the size of the inlet as the major prize winning slot is secured by the fixed area 18b, the size of the mobile area 18a is made smaller than that of the mobile area 17a of at lest the first major prize winning slot 17. COPYRIGHT: (C)2008,JPO&INPIT
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