A summary of past safety troubles and measures
An incident involving circumstances indicating that there was a high probability of an accident, such as overrunning, emergency evacuation, fire or smoke inside the cabin and abnormal depressurization, encountering abnormal weather conditions, etc, as classified by the Japanese Ministry of Land, Infrastructure, Transport and Tourism (MLIT).
On May 24, 2018, Japan Airlines flight JL632 (Kumamoto Airport bound for Tokyo International Airport) experienced left engine trouble while climbing after takeoff and returned to Kumamoto Airport. Furthermore, parts belonging to the affected engine appearing to have fallen from the aircraft were discovered in the town of Mashiki in the Kamimashiki District of Kumamoto Prefecture. After landing, the plane underwent inspection, in which the rear part of the engine turbine was confirmed to be damaged, and was recognized as a Serious Incident on May 24 by the Japan Civil Aviation Bureau (JCAB), part of the Ministry of Land, Infrastructure, Transport and Tourism (MLIT).
Japan Transport Safety Board, MLIT is investigating the cause of the incident. JAL is providing full cooperation with the investigations.