Tokyo: A 7.3 magnitude earthquake jolted north-eastern Japan on Tuesday morning and a tsunami warning is in effect for Fukushima and Miyagi Prefectures.
Japanese authorities urged the residents of those northeast coastal areas to leave immediately for higher places.
A wave of two feet has arrived in Onahama Port in Fukushima and another of 90 cm in Soma but the warning of possible larger waves remain in force.
All reactors in Fukushima nuclear plant were shut down. According to the US Geological Survey, the epicenter of the quake was at depth of 10 kilometer in the coastal area of Iwaki city.
All the flights and train service have been suspended after the attack and thousands of people were shifted from the coastal areas in Japan.
While addressing to nation, Japanese Prime Minister Shinzo Abe said that the government will provide every possible support to the quake affectees.