To provide the launching handle of a pinball machine capable of reducing burdens on the hand of a player when holding the launching handle at a desired angle position by adding rotary auxiliary force to the launching handle and assisting a turning operation by the player.

For the launching handle H, in a Pachinko game machine PM comprising a game board 7, the launching handle H constituted such that the turning operation is possible and a launching mechanism part 21 for launching a game ball to the game board 7 by launching strength corresponding to the turning angle position of the launching handle H, a handle driving mechanism (for instance, a drive auxiliary motor 60, a handle position detector 62b and a drive auxiliary motor control means 143 in this embodiment) for imparting the rotary auxiliary force to the launching handle H electrically is provided.