Patent ID: 7841937

Claim:
A slot machine comprising: a display which has plural display regions and displays symbol combinations every game by repositioning symbols that have been positioned in the plural display regions; and a controller which is programmed to operate with the display (a) to execute a symbol combination selecting game in which a specific symbol combination is selected from plural symbol combinations by means of an external input; (b) to execute a predetermined number of times of unit game after execution of the operation (a); and (c) when a payout variable game is executed by making use of the predetermined number of times of unit game which is being executed in accordance with the operation (b), (1) to vary a number of credits to be paid out to an award-accompanied occurrence of the specific symbol combination depending on number of award-not-accompanied occurrence times of the specific symbol combination, or (2) to vary a number of credits to be paid out at a termination of the payout variable game depending on number of award-accompanied occurrence times of the specific symbol combination.