Strong earthquake hits Japan

(U.S. Geological Survey)
(U.S. Geological Survey)

A strong, 6.3 magnitude earthquake has struck southeast of Tokyo , the US Geological Survey says.

It was initially recorded as having a magnitude of 6.4 but has since been downgraded slightly.

The quake's epicentre was 232km southeast of the Japanese capital at a shallow depth of 10km.

It struck at 09:14am local time (12:14pm NZT).

No Tsunami warning has been issued by the Pacific Tsunami Warning Centre. 

Japan's Meteorological Agency says "although there may be slight sea-level changes in coastal regions, this earthquake has caused no damage to Japan."

Strong earthquake hits Japan

(U.S Geological Survey)

Two strong aftershocks have also rattled the region measuring magnitude 4.5 and 4.9.

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