| 摘要 |
PROBLEM TO BE SOLVED: To reduce a difference between advantage and disadvantage as much as possible at the time of a special hit and miss lots by providing a lot means by which a lot for whether or not a special value is given to a player is done when predetermined conditions are satisfied during game and providing this lot means separately from a game machine. SOLUTION: In a control device 10, a proper IC card 99 is inserted into a setting part 11 to judge whether as not the winning probability (s) which is the occurrence probability of JACK POT winning inputted and set by a specific person related to a third party agency is inputted, and when the winning probability (s) is inputted, the winning probability is updated. If game information transmitted from a game machine 6 during game is a start winning information, the control that displays a lot display device 82 variably is done, and then winning lot is done according to winning probability at the current time. That is, for example, a random number is generated, and winning or miss is determined based on whether the random number is a predetermined number or not to increase and decrease the kind of predetermined values compared with the random number in accordance with the winning probability. |
