Lockheed P-2 Neptune crash, Jul 16, 1971 (11 killed), Chō...
Lockheed P-2 Neptune accident on July 16, 1971 near Chōshi Kantō, Japan with 11 fatalities.
- Date: July 16, 1971
- Aircraft: Lockheed P-2 Neptune
- Location: Chōshi Kantō, Japan
- Fatalities: 11
- Phase of flight: En route
A Japan Maritime Self Defense Force Lockheed Neptune on a maritime patrol flight crashed into the Pacific Ocean off Choshi. All 11 people aboard died, and the cause is unknown.