A strong 7.1 magnitude earthquake struck Japan on Sunday night local time (7:55 pm).
Its epicenter was 188 miles (303 kilometers) deep, the USGS said.
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There are no casualties reported till now and no tsunami warning has been issued yet.
Japan is one of the world's most earthquake-prone countries, and experts believe Tokyo has a 90 percent chance of being hit by a major quake over the next 50 years.
In 1995, a magnitude-7.2 quake in the western port city of Kobe killed 6,400 people.
Earthquake strikes Japan coast
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