It is required to improve the sliding of the game ball. The game machine 10 includes a lifting device 60 for returning the game ball driven by the shooting unit 31 a and having been stopped to flow down to the shooting unit 31 a in a game area R1 of a removably attached game board, and uses a plurality of game balls by circulating them by the single game machine 10, A roller member 71 for attaching the coating agent to the game ball is removably provided. Fig. 12

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