To impartially perform the decision of the operation of an advantageous state irrespective of a player's skill.
While a plurality of regions defined beforehand by a display means are displayed to the player and the kind of the region corresponding to a determined internal winning combination is managed as a region already dealt with in a storage region for line management, the kind of the region corresponding to the combination of patterns displayed by a pattern display means is managed as a display change region in a storage region for line display. While the display of the corresponding region is changed based on the display change region, one of the numerical values defined beforehand is memorized from the combination of the regions already dealt with as a numerical value concerning the management of the operation of the advantageous state by a numerical value memorizing means. The operation of the advantageous state is performed from the numerical value memorized by the numerical value memorizing means.
FURUTA KOJI
SUGANO TORU
HATAYAMA MOTOAKI
