A strong earthquake has struck Tokyo, Japan again, shaking buildings in the metropolitan on the night of April 21, 2011 (Thursday).
The quake measured a preliminary Richter Scale reading of Magnitude 6.3 and struck the epicenter, 64 km (39 miles) East of the capital at 10:37:03 PM (Tokyo Time), according to the US Geological Survey. The magnitude was later downgraded to 6.1.
The Japan's Meteorological Agency issued no tsunami warning.
There were also no immediate reports of damage and casualties from the recent quake.