BEIJING, Feb. 13 (Xinhua) -- A 7.1-magnitude earthquake hit the waters off the east coast of Japan's Honshu island at 10:07 p.m. Saturday Beijing Time, according to the China Earthquake Networks Center (CENC).

The epicenter, with a depth of 50 km, was monitored at 37.70 degrees north latitude and 141.80 degrees east longitude, said the CENC.