| 摘要 |
PROBLEM TO BE SOLVED: To provide a means which offers players a merit so far unavailable different from an awarded profit only pertaining to the variation involved by the operation of an operation means in a pinball game machine having the operation means. SOLUTION: A pinball game machine has a players' operation prompting means which prompts the players to make an operation by the operation means under the execution of a certain performance system and a performance system switch timing extention determination means which extends the timing of switching the performance system from a certain one to another depending on the meeting of prescribed requirements when the operation of the operation means is done. COPYRIGHT: (C)2009,JPO&INPIT |
