An earthquake with a preliminary magnitude of 6.3 struck off western Ogasawara Islands of Japan on Monday morning, local weather agency said.
The temblor occurred at 5:02 a.m. local time, measuring 3 on the Japanese seismic intensity scale of 7 in Ogasawara Village, said the Japan Meteorological Agency.
The epicenter was located off western Ogasawara Islands at a depth of 530 km at a latitude of 27.1 degrees north and a longitude of 139.0 degrees east.
With no tsunami threat from the earthquake, there were no immediate reports of injuries or damage.
