Japan Airlines management faced repercussions after flight attendants consumed alcohol before a flight, leading to significant delays and ministry reprimands.

Japan’s transport ministry on Friday reprimanded Japan Airlines and urged it to compile preventive measures by July 17 after an incident in which two cabin attendants drank the day before a flight in May, delaying a scheduled flight for about 40 minutes. The female JAL employees had falsely reported in an internal investigation that they had not consumed alcohol in violation of company regulations, according to the Ministry of Land, Infrastructure, Transport and Tourism. The ministry determined....