To provide an ejection apparatus in which a removed nozle can be reused.

A nozzle 12 which is installed to the upper end part of a spray can 11 is equipped with a cover part 41 projecting along a peripheral side of the spray can 11 and the cover part 41 is equipped with the outside fitting part 51 outside fitting to a turning part 23 of the spray can 11. The outside fitting part 51 has a plurality of notches 61 in the shape of downward opening and a locking piece 62 is arranged between respective notches 61. Each notch 62 has the retractability and the outside fitting part 51 has the elasticity. Therefore, each notch 61 forms an elasticity supplying structure for supplying the elasticity to the outside fitting part 51.