| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a Pachinko game machine enabling a player to continue to have interest in the whole big win game by giving variation to the big win game. <P>SOLUTION: The Pachinko game machine is adapted to provide a big win game in which a round game of opening/closing an attacker device (41) at least once is continuously performed a plurality of times when the result of a lottery by an electronic lottery unit (110) is a big win. The round games include: advantageous round games in each of which the attacker device is opened/closed to allow a game ball to make a winning entry into a big prize port (42); and disadvantageous round games difficult for the game ball to make a winning entry into the big prize port. The round games are constituted of both the above types of round games of the same number of times. Further, a plurality of big prize game patterns with different combinations of the advantageous round games and disadvantageous round games are prepared. <P>COPYRIGHT: (C)2012,JPO&INPIT |
