Major Earthquake Strikes Off Japan, Tsunami Warning Issued
A magnitude 7.7 earthquake struck off the northeastern coast of Japan, prompting tsunami warnings and advisories. The quake, which occurred at a depth of 20 km in the Pacific Ocean, led to tsunami waves of up to 80 cm being detected. Authorities issued evacuation orders for several coastal towns, and transportation services were disrupted. The Japan Meteorological Agency warned of a heightened risk of a megaquake in the coming week. Despite the severity of the quake, no immediate casualties or major damage were reported, and no abnormalities were found at idled nuclear plants in the affected areas.