Japan’s weather agency has issued its highest-level warning that a megaquake could follow Monday’s 7.5-magnitude tremor. Authorities urged anyone living near the Pacific coast to remain vigilant ...

Japan is on alert after a magnitude 7.5 earthquake struck its northern regions late on Monday, prompting tsunami warnings and a rare government advisory about the possibility of a “megaquake” over the ...

After a magnitude 7.5 earthquake struck north-eastern Japan on Monday, authorities warned of a megaquake, saying the next few days would be "critical". For the second time in less than two years, ...

A “megaquake” could occur along Japan’s main island north coast in the coming week, authorities said in a rare warning after a 7.5-magnitude tremor shook the same region on Monday. Officials at the ...