To announce a win according to the acceleration in the rotation of rotary reels, and to enhance a player's technical participation in the play by complicating the announcement mode.

The game machine is provided with: a stopped symbol storing means 121 for storing stopped symbols located in a symbol display window 13 for each rotary reel 40 when the rotation of all the rotary reels 40 is stopped; and an acceleration changing means 125 capable of setting a plurality of accelerations to change the time for the rotary reels 40 rotated by drive motors to reach a predetermined fixed rotational speed. If a prescribed winning combination is won as the result of a winning determination lottery and if a symbol constituting the winning combination is included in the symbols stored in the stopped symbol storing means 121, the rotary reels 40 are rotated at an acceleration different from an alternative case.

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