Tsunami alert issued after huge 7.6-magnitude earthquake strikes off Japan as giant 10ft waves set to smash coastline

A MASSIVE earthquake has triggered tsunami warnings on the east coast of Japan. The quake occurred at 21.13 local time, is over 30 miles deep and has an estimated 7.6 magnitude. Massive waves reaching up to 10ft are expected to smash into the countries north-eastern coast. The Pacific ares of Hokkaido, Aomori and Iwate prefectures…