NH88 - Incident: ANA B788 near Osaka on Sep 17th 2022

An ANA All Nippon Airways Boeing 787-8, registration JA811A performing flight NH-88 from Miyako to Tokyo Haneda (Japan) with 239 passengers and 9 crew, was enroute at FL430 about 180nm westsouthwest of Osaka (Japan) when the crew donned their oxygen masks, released the passenger oxygen masks and initiated an emergency descent to 9,000 feet, descending through 10,000 feet about 6 minutes after leaving FL430, due to the loss of cabin pressure. The aircraft entered a hold and landed safely on Osaka Itami's runway 14R about 65 minutes after leaving FL430.

A replacement Boeing 787-9 registration JA830A reached Haneda with a delay of 2:45 hours.

The occurrence aircraft remained on the ground in Osaka for about 40 hours, then positioned to Haneda Airport.