| 摘要 |
<P>PROBLEM TO BE SOLVED: To suppress the decline of amusement by varying the contents of accessory drawing performed through a predetermined process. <P>SOLUTION: Entry drawing related to permission of the entry of a game ball to a predetermined entry port is performed when a predetermined result is obtained in prior drawing performed when a predetermined condition is established, and by opening the predetermined entry port which is normally closed on the basis of the acquisition of a specified result in the entry drawing means, the entry of a game ball to the predetermined entry port is allowed. The game ball which enters from the predetermined entry port is supplied for the accessory drawing. The accessory drawing is performed in such a form that a drawing process is visible. The accessory drawing is performed so as to be won with a probability higher than that in the normal state in a high probability state. Further, though the accessory drawing is performed in such a form that the drawing process is visible, the probability of winning in the accessory drawing is changed in such a form that it is difficult to be recognized from the operation form of an accessory drawing means. <P>COPYRIGHT: (C)2012,JPO&INPIT |
