To provide a game machine in which the display modes of pictures from the start of to the end are amply reach in variety and lightly amusing so as to keep players interest to the game.

During the period from the start of the pattern change up to the pattern settlement of a display screen of a pattern display device 3 of a pachinko, in the changing intial stage, in the 16 areas a1 to a16 arranged in a 4×4 matrix, patterns or a part of the patterns change, and after the lapse of a predetermined time from the start of the change, in the central four areas a1 to a4, the changing patterns are settled in order, and after all of the patterns in the four areas a1 to a4 are settled, the four patterns move horizontally, vertically, or obliquely without changing their relative positions.