: 1985-08-12
Date: 1985-08-12 Aircraft: Boeing 747-100 Registration:
JA8119 Fatalities: 520 / 524 Incident Overview Facts
- Incident occurred on 1985-08-12 involving null aircraft JA8119 (Boeing 747-100).
- Location: Mount Takamagahara, Japan.
- Fatalities: 520 out of 524 occupants on board.
Investigation Summary
Japan Airlines Flight 123 suffered explosive decompression and total hydraulic failure following improper bulkhead repair, resulting in the deadliest single-aircraft accident in history.