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| Date: | Thursday 13 January 2022 |
| Time: | c. 18:00 |
| Type: |  Bell AH-1Z Viper |
| Owner/operator: | US Marine Corps (USMC), HMLA-USA |
| Registration: | 169503/EP-55 |
| MSN: | 592.. |
| Fatalities: | Fatalities: 0 / Occupants: 2 |
| Other fatalities: | 0 |
| Aircraft damage: | Minor |
| Location: | Tonaki Heliport, Tonaki, Okinawa prefecture -
 Japan
|
| Phase: | En route |
| Nature: | Military |
| Departure airport: | |
An AH-1Z of Marine Corps Air Station Futenma (ROTM) on a regular training flight made a precautionary landing at Tonaki Heliport, Tonaki, Okinawa prefecture, due to a sign of a hydraulic leak. The Viper was accompanied by another one, but the colleague left the site soon. No personal injuries were reported. A UH-1 was arranged for maintenance assistance. The AH-1Z returned to the base Friday January 14th.
Sources:
https://www.nippon.com/en/news/yjj2022011301120/
https://news.yahoo.co.jp/articles/f835a710c12237fe7451f926ae3153d8a737b1ff
https://news.yahoo.co.jp/articles/ff661a8afb86782ef3748159285cde722f3da30f
https://news.yahoo.co.jp/articles/e9b6505faf638324f0bdb7a9eab4cde23d4a3b41
https://www3.nhk.or.jp/lnews/okinawa/20220113/5090017006.html
https://www.fnn.jp/articles/-/298599
https://news.yahoo.co.jp/articles/700ae365b16486e8adda315f85d4e59e3c6e628a
https://www.fnn.jp/articles/-/299274 (video of the helicopter)
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 14-Jan-2022 06:47 | isamuel | Added |
| 14-Jan-2022 14:15 | RobertMB | Updated [Registration, Cn, Operator, Source, Narrative, ] |
| 14-Jan-2022 14:32 | isamuel | Updated [Source, Damage, Narrative, ] |
| 14-Jan-2022 17:42 | RobertMB | Updated [Time, Registration, Cn, Operator, Location, Source, Narrative, ] |
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