Earthquake hit: Japan Meteorological Agency's Senior Coordinator for Seismological Information Makoto Saito points to the spot showing the centre of a magnitude 7.3 earthquake, during a news conference in Tokyo December 7, 2012. A strong quake centred off northeastern Japan shook buildings as far away as Tokyo on Friday and triggered a one-metre tsunami in an area devastated by last year's Fukushima disaster, but there were no immediate reports of deaths or serious damage. REUTERS/Toru Hanai
7 December 2012
A powerful earthquake struck north-eastern Japan today and a tsunami warning has been issued.
Buildings in Tokyo swayed for several minutes.
The Japan Meteorological Agency said the earthquake, with a preliminary magnitude of 7.3, struck in the Pacific Ocean off the coast of Miyagi prefecture at 8.18am UK time.
The epicentre was 6.2 miles beneath the seabed.
The warning said the tsunami could be as high as six feet.
