According to RIA Novosti, according to the country's main meteorological agency, tremors were recorded at 19:06 (13:06 Moscow time).

The source of the earthquake lay at a depth of 40 km under water.

Shocks of up to five points were felt in Ibaraki prefecture, up to four in Fukushima and Tochigi prefectures. 

No tsunami threat was announced.

Earlier, an earthquake with a magnitude of 6.2 occurred off the coast of Chile.