Awwal 08, 1432, April 12, 2011, SPA -- A 6.3-magnitude earthquake struck Tuesday in north-eastern Japan, the Meteorological Agency said. No immediate casualties or damage were reported, and no tsunami warnings were issued. The epicentre of the 8:08 am (2308 GMT Monday) quake was off the east coast of Chiba prefecture at a depth of 30 kilometres, the agency was quoted as saying by DPA.
