| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a slot machine which makes a player pay attention to a selection trigger and prevents gambling property from becoming too high. <P>SOLUTION: The machine can perform AT drawing by formation of predetermined trigger and in the case of AT prize-winning, the machine determines continuation probability for continuation of AT and makes the continuation probability be promoted by formation of specific trigger during AT. The highest continuation probability that is the highest to be determined as continuation probability can not be determined by the formation of the specific trigger but is determined only by the formation of the predetermined trigger. Further, when left-middle-right grape symbols, left-right-middle grape symbols, right-left-middle grape symbols, right-middle-left grape symbols, and middle grape symbol win a prize, one of the following controls is carried out: control of arranging combination of grape symbols in one prize-winning line in accordance with the turn of stop operation; or control of simultaneously arranging one-token-prize symbol combination and two-token-prize symbol combination in two prize-winning lines. <P>COPYRIGHT: (C)2012,JPO&INPIT |
