The quake, which had a depth of six kilometres, hit close to the coast of Honshu, Japan`s largest island, at 4:27 am (1927 GMT) around 91 kilometres (57 miles) from Tokyo.
No tsunami alert was issued.
On March 11 a 9.0 magnitude earthquake caused a devastating tsunami which left about 22,000 people dead or missing and triggered an atomic crisis at the Fukushima Daiichi nuclear plant in the northeast of the country. (*)
Editor: Kunto Wibisono
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