To provide a bowling game apparatus by which a ball can be prevented from falling into gutters without being found out by a player.

The bowling game apparatus 1 is equipped with an approach portion 2 where the player throws a ball b, a lane 3 where the ball b thrown by the player rolls, a plurality of pins 5 arranged on the end portion opposite to the approach portion 2 side of the lane 3, watershoot shaped gutters 4 arranged in both the sides of the lane 3 and along the same and receiving the ball b falling from the lane 3, a plurality of nozzle bodies 21 arranged opposing in both the sides of the lane 3 and arranged in a longitudinal direction of the lane 3, and a compressed air supplying source 25 supplying compressed air to the nozzle bodies 21 via supplying tubes 22. The respective nozzle bodies 21 blow out the compressed air toward the inside of the lane 3, and prevent the ball b from falling into the gutters 4, the player does not find out that because the compressed air is colorless and transparent.