Nippon Cargo Airlines (NCA) suspended all aircraft operations after finding discrepancies in the maintenance records of a Cargo plane.

Japan cargo airlines suspended all flights from Tokyo on June 16 and all flights from Tokyo on June 17, foreign media reported.

, the airline said on April 3, 2018, the first Boeing 747-8 f (registration number: JA14KZ) machine parts in Narita airport oil supply, repair, maintenance records were found in different accounts with the facts.

To fully investigate the problem, jail suspended operations from a safety perspective and said similar errors could have occurred in the maintenance records of other aircraft.

The error is understood to have been discovered when Japan's civil aviation regulator investigated the operator in May.

The NCA is expected to need a week to overhaul its fleet of 11 aircraft.

However, with 300 tons of goods unable to be shipped, the shutdown has spooked customers.

Jal is the only professional freight airline in Japan, founded in 1985. Currently, the airline operates 11 cargo planes, including eight chartered Boeing 747-8, with an average age of 6.2 years. There are also three 747-400f aircraft, with an average age of 10.4 years.