Japan's meteorological agency warns another, stronger earthquake may hit in the next week,

There were no immediate reports of casualties or major damage, Japan's top government spokesperson Minoru Kihara said.

People in affected areas urged to evacuate as quake registering 7.5 magnitude occurred off the coast of Sanriku

Seismologists at the Japan Meteorological Agency have raised the estimated magnitude of the earthquake in Japan to 7.7

Japan's meteorological agency warns another, stronger earthquake may hit in the next week,