To provide a game machine represented by a pinball game machine (Pachinko game machine) or a reel type game machine (slot machine) which is capable of improving amusement of a game by carrying out a performance utilizing an external devices.

The game machine which carries out a game performance to derive a symbol after variably displaying symbols when a predetermined condition is established, and shifts from a normal game state to a special game state more advantageous to a player than the normal game state when the symbol derived by the game performance is a specific symbol, includes: a display unit 208, wherein the external devices M for informing a necessary condition according to the read image information displays readable image information P1 when a specific condition is established; and a performance execution unit for executing the special performance when the player established the necessary condition.