| 摘要 |
In a slot machine, as a plurality of specific symbols are selected from among a plurality of symbols by an external operation of player, the plurality of specific symbols thus specified and a game number input by a game number inputter are responded, by displaying an image of data of list of dividends covering occurrences of a prize with respect to those specific symbols, and after a decision of a plurality of selected specific symbols by an external operation of player, this game is followed by execution of a unit game repeated a prescribed number of times, whereby a payout rate of credit is changed depending on the frequency of appearance of the specific symbols on a main display during this game.
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