TOKYO, Aug. 24 (Xinhua) -- An earthquake with a preliminary magnitude of 5.1 struck off the coast of Japan's Aomori prefecture on Friday, Japan Meteorological Agency said.

The temblor occurred at 11:16 p.m. local time, with the epicenter at a latitude of 41.1 degrees north and a longitude of 142.7 degrees east and at depth of 10 km.

The quake logged 3 in some parts of Aomori prefecture on the Japanese seismic intensity scale which peaks at 7.

So far no major damage or injuries were reported, and no tsunami warning has been issued.