Tokyo (ANTARA News/Xinhua-OANA) - A magnitude 6.3 earthquake jolted Japan`s sea off Sanriku at around 7:22 a.m. local time, said Japan Meteorological Agency (JMA).

The epicenter was initially measured at 39.8 north latitude, 143.4 east longitude, with a depth of 10 km, according to JMA.

No tsunami alert was issued. No damage has been reported so far. (C003)

Editor: Kunto Wibisono
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