| 摘要 |
PROBLEM TO BE SOLVED: To give variations to winning and prize winning probabilities of a special role without using a winning stock function of the special role. SOLUTION: A role lottery table 61a is so set that, when the number of fed tokens is three, a BB winning probability is set to e1 and, when the number of fed token is one, the BB winning probability is set to e2 (e2>e1). The BB is so set that, when information for winning is notified, the winning is facilitated compared with a case where no information is notified. This slot machine is provided with a notification lottery means 69 drawing a lottery whether or not notifying the information for prize winning the BB when winning the BB, and a notification executing means 70 notifying that the number of token to be fed should be one when winning by the notification lottery means 69, and notifying the information for prize-winning the BB when winning the BB. COPYRIGHT: (C)2006,JPO&NCIPI
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