On October 17, 2017 UH-60J 58-4596 of the detachment crashed into the sea off Shizuoka Prefecture while conducting night rescue drills. Some wreckage was found but the four crew members were not located. Major searches continued with SDF assets and other parts were recovered. A private salvage company started work from November 2 and located part of the fuselage. In November parts of the aircraft were recovered including the
Flight Data Recorder (black box) from a location approximately 31 kilometers south of Hamamatsu Air Base. On November 29 the body of one of the crew members was discovered in the wreckage. ==Tail markings==