Japan: 7.1-magnitude earthquake strikes near eastern coast

Quake strikes at a depth of 60km in the Pacific off Fukushima but no tsunami warning has been issued

A strong 7.1-magnitude earthquake has taken place off the eastern coast of Japan, but no tsunami warning has been issued, Japanese authorities have said.

The quake on Saturday produced powerful shaking along parts of Japan's eastern coast, and was felt strongly in Tokyo, but there were no immediate reports of casualties.