80-Centimetre Tsunami After 7.4-Magnitude Earthquake Hits Northern Japan  NDTVJapan: Tsunami warning after massive earthquake off north-east coast  BBCMagnitude 7.5 earthquake strikes northern Japan; tsunami warning issued  Al JazeeraEarthquake Today in Japan: Strong Magnitude 7.4 Tremors Shake Regions, Tsunami Warning Issued, Nationwide Safety Advisory Triggers Panic; Check Epicentre  The Sunday Guardian7.4 magnitude earthquake hits Japan; tsunami warning issued  The Times of India  Read More