The U.S. Geological Survey is reporting a strong earthquake has struck just off the east coast of Japan.
The magnitude-6.2 quake struck 12 kilometers (7.5 miles) from Onagawa near Sendai at 6:42 a.m. (2142 GMT) on Saturday, according to the USGS.
No tsunami warning was issued and there were no immediate reports of damages or injuries.
The temblor's epicenter was at a depth of 44.8 kilometers (27.8 miles), the USGS reported.
Japan, which sits along the Pacific "Ring of Fire," is one of the world's most earthquake-prone countries.