By transmitting function information indicative of functions of a game machine manipulation device CT10, previously stored therein, to a game machine main body 27 with a command from the game machine main body 27, it is possible to retrieve functions of the game machine manipulation device CT10 required for the game machine main body 27 and to set the retrieved functions of the game machine manipulation device CT10 in the game machine manipulation device CT10. Further, by transmitting function information indicative of consumed power of respective response means 21, 51 of the game machine manipulation device CT10, which is previously stored in the game machine manipulation device CT10, to the game machine main body 27 with a command from the game machine main body 27, it is possible to determine response means 21, 51 required for the game machine main body 27 and a power value to be applied to the response means, and to set the determined information to the response means 21, 51 of the game machine manipulation device CT10.