Exactly 20 years ago, on August 12th 1985, a Japan Airlines 747 JA8119 on a flight from Tokyo Haneda Airport to Osaka Itami Airport has suffered a pressure bulkhead failure, causing an explosion and most parts of the tail has fallen off.
The 747 tried to make an emergency landing back to the airport, but unfortunately it could not make it back. It crashed on Mt. Osutaka.
520 passengers and crew out of 524 had lost their lives.
Here is a flash animation showing the locations, and CVR.