22nd Fleet Air Squadron (JMSDF)

 (which is also referred to as HS-22) is a unit in the Japanese Maritime Self-Defence Force. It is a part of the Fleet Air Force and comes under the authority of Fleet Air Wing 21. Equipped with Mitsubishi SH-60J & SH-60K anti-submarine warfare helicopters, it is based at Omura Air Base in Nagasaki Prefecture.
Squadron structure.
The squadron is composed of three flights: 