Saturday, February 27, 2010 TOKYO Japan's meteorological agency said a magnitude 7.3 earthquake hit off Japan's southern coast, and has issued a tsunami warning in the region's coastal areas. The Meteorological Agency said the quake occurred off the coast of the island of Okinawa at a depth of 6.2 miles at 5.31am Saturday (2031 GMT Friday). The agency predicted a tsunami up to 3 feet near the Okinawan coast. There were no immediate reports of damage or casualties. Japan is one of the world's most earthquake-prone countries.
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