Slot Machine

Abstract

A slot machine includes: a display device for displaying plural types of symbols in symbol matrix element display regions; and a processor for controlling the display device, the processor being programmed to: (a) rearrange the plural types of symbols arranged in the symbol matrix display regions, in a condition that the plural types of symbols are rearranged in column and row directions; (b) perform a shuffle process in which the symbols arranged in the symbol matrix display regions are rearranged in the same or different display regions of the symbol matrix display regions in a condition that number of predetermined symbols is maintained when more than predetermined number of the predetermined symbols are rearranged in the symbol matrix display regions in the process (a); and (c) award a prize when the shuffled symbols are rearranged in a winning combination on any of winning lines set in the column, row, or oblique direction of the symbol matrix display regions.

1 . A slot machine, comprising:
 a display device for displaying plural types of symbols in symbol matrix element display regions; and   a processor for controlling the display device, the processor being programmed to:   (a) rearrange the plural types of symbols arranged in the symbol matrix display regions, in a condition that the plural types of symbols are rearranged in column and row directions;   (b) perform a shuffle process in which the symbols arranged in the symbol matrix display regions are rearranged in the same or different display regions of the symbol matrix display regions in a condition that number of predetermined symbols is maintained when more than predetermined number of the predetermined symbols are rearranged in the symbol matrix display regions in the process (a) and   (c) award a prize when the shuffled symbols are rearranged in a winning combination on any of winning lines set in the column, row, or oblique direction of the symbol matrix display regions.   
   
   
       2 . The slot machine according to  claim 1 , wherein:
 the predetermined symbols are scatter symbols; and   the processor awards the prize when the predetermined number of the scatter symbols are arranged in the symbol matrix display regions.   
   
   
       3 . The slot machine according to  claim 1 , wherein
 the predetermined symbols are symbols “WILD”; and   the processor awards the prize according to the combination of the symbols “WILD” and other symbols arranged on any of the winning lines.   
   
   
       4 . A slot machine, comprising:
 a display device for displaying plural types of symbols in symbol matrix display regions; and   a processor for controlling the display, the processor being programmed to:   (a) rearrange the plural types of symbols arranged in the symbol matrix display regions, in a condition that the plural types of symbols are rearranged in column and row directions;   (b) perform a shuffle process in which scatter symbols arranged in the symbol matrix display regions are rearranged in the same or different matrix display regions are rearranged in the same or different display regions of the symbol matrix display regions in a condition that number of the scatter symbols is maintained when more than predetermined number of the scatter symbols are arranged in the symbol matrix display regions in the process (a) and   (c) award a prize when the shuffled scatter symbols are arranged in a winning combination on any of winning lines set in the column, row, or oblique direction of the symbol matrix display regions or when the predetermined number of the scatter symbols are arranged in the symbol matrix display regions.   
   
   
       5 . The slot machine according to  claim 1 , wherein
 the scatter symbols are symbols “WILD”; and   the processor awards the prize according to the combination of the symbols “WILD” and other symbols arranged on any of the winning lines.   
   
   
       6 . A slot machine, comprising:
 a display device for displaying plural types of symbols in symbol matrix display regions; and   a processor for controlling the display, the processor being programmed to:   (a) rearrange the plural types of symbols in the symbol matrix display regions, the plural types of symbols being arranged in column and row directions while the plural types of symbols are arranged;   (b) perform a shuffle process in which “WILD” symbols arranged in the symbol matrix display regions are rearranged in the same or different display regions of the symbol matrix display regions in a condition that number of the “WILD” symbols is maintained when more than predetermined number of the “WILD” symbols are arranged in the symbol matrix display regions in the process (a) and   (c) award a prize when the shuffled “WILD” symbols are arranged in a winning combination on any of winning lines set in the column, row, or oblique direction of the symbol matrix display regions or when the predetermined number of the “WILD” symbols are arranged in the symbol matrix display regions.