| 摘要 |
<P>PROBLEM TO BE SOLVED: To inhibit a fraudulent act by accurately detecting a fraudulent player's fraudulent act. <P>SOLUTION: In a Pachinko game machine 10, a means 126 for detecting the number of winning balls detects the number of winning balls put out when game balls enters a general winning pocket 72 and the number of winning balls put out when the game balls enters a jackpot pocket 66. An error determination means 128 computes, in a special game, the ratio between the number of winning balls put out when game balls enters a general winning pocket and the number of winning balls put out when the game balls enters a jackpot pocket, and provides notification of an error when the ratio exceeds a predetermined reference ratio. <P>COPYRIGHT: (C)2012,JPO&INPIT |
