Japanese rail firm apologises because train departs 20 seconds ... early

A Japanese rail firm has issued a public apology after an intercity service left 20 seconds early.

A Japanese rail firm has issued a public apology after an intercity service left 20 seconds early.

The company says it "deeply apologises for the severe inconvenience" - even though no-one complained.

Japan’s trains are among the most punctual in the world.