An earthquake registering a magnitude 6.5 struck off the coast of Mie Prefecture around 3:30 a.m. Sunday, the Meteorological Agency reported.
Occurring at a depth of 420 km, the quake was still felt in the Kanto area, where it registered a 3 on the Japanese seismic intensity scale of 7.
No tsunami warning was issued and there were no reports of damage or injuries.