| 摘要 |
PROBLEM TO BE SOLVED: To permit a game player to have an expectation feeling by providing a pattern display state lottery means for deciding the display of a special pattern display state in a pattern display device by means of lottery, a probability lottery means for deciding a display probability and a lottery period control means for simultaneously executing lottery. SOLUTION: When the respective pattern display parts 2a, 2b and 2c of a special pattern display device 2 starts changing and the occurrence of a big hit is decided by a big hit judging random number, the previously decided combination of the patterns is displayed by the big hit display random number after a change operation for about 5.2 sec(7.7 sec in the case of a low probability) and a condition device is operated. When the operation of the condition device is completed, a game situation is recovered into a normal game situation. With the recovery, previously decided lottery probability is set by the probability deciding random number and the game situation afterward is set based on the probability. Then the decision of the existence of big hit occurrence and the decision of the lottery probability are set to be previously decided by lottery in a simultaneous period. |
