Patent ID: 7883404

Claim:
A slot machine comprising: a display that automatically arranges or rearranges a plurality of symbols having different types; a controller that executes a base game for automatically rearranging the plurality of symbols that are arranged on the display, in a matrix state; and a control input signal switch capable of carrying out a selection operation to select a symbol from among symbols rearranged by the base game; wherein the controller executes a first holding game for fixing a symbol selected by the selection operation and one or more symbols which are next to the symbol selected by the selection operation and whose type coincides with one type of the symbol selected by the selection operation, and rearranging symbols other than the fixed symbols among the symbols rearranged by the base game, and second and subsequent holding games for fixing symbols fixed by a previous holding game and one or more symbols which are next to the symbols fixed by the previous holding game and whose type coincides with one type of the symbols fixed by the previous holding game among symbols rearranged by the previous holding game, and rearranging symbols other than the fixed symbols among the symbols rearranged by the previous holding game, and wherein all holding games are played as a part of the same play.