TOKYO -- An earthquake with a magnitude of 6.4 jolted off Japan's western Ishikawa Tuesday, according to the country's weather agency.

The temblor occurred at 10:47 pm local time at a depth of 10 km, measuring lower 5 on the Japanese seismic intensity scale of 7 in parts of the prefecture, said the Japan Meteorological Agency (JMA).

The epicenter was located at a latitude of 37 degrees north and a longitude of 136.5 degrees east.

Wajima city of the Ishikawa Prefecture recorded seismic intensities of lower 5, while Eastern and Western Toyama Prefecture and some areas in Fukui Prefecture experienced intensities of 4.

Authorities advise monitoring further updates closely. No tsunami warnings have been issued.

A series of strong quakes of up to 7.6 magnitude jolted the prefecture and its vicinity in January this year, leaving more than 400 people dead and many still living in shelters.