TOKYO (NEWS1130) – A strong earthquake has jolted northeastern Japan and authorities have issued a warning of a possible tsunami.
The Japan Meteorological Agency says the earthquake with a preliminary magnitude of 7.3 struck in the Pacific Ocean off the coast of Miyagi prefecture at 5:18 p.m. today.
The epicentre was 10 kilometres beneath the seabed.
The warning said the tsunami could be as high as two metres.
Buildings in Tokyo swayed for at least several minutes.