Earthquake again in japan today

Japan hit by another earthquake measuring 7.4 on today's scale, tremor is felt up to the city of Tokyo, thsunami warning issued by the Japanese authorities, but the warning was canceled 90 minutes later.
Earthquake also caused shut down electricity supply, but no casualties are reported. effects of the earthquake also caused onagawa nuclear power plant leak,reactor number 1,2 and 3 reported a natural effect, but the company responsible for operating the reactor released radiation levels in the area showed a normal level ..
The Onagawa Nuclear Power Plant is a nuclear power plant in Onagawa in the Oshika District and Ishinomaki city, Miyagi Prefecture, Japan. It is managed by the Tohoku Electric Power Company. It was the most quickly constructed nuclear power plant in the world.