Japan Lifts Tsunami Warnings After Northern Quake
A magnitude-7.5 earthquake struck off Aomori, Japan, prompting initial tsunami warnings that were later lifted. Waves reached 70 cm, and around 30 people were injured. No major damage, power outages, or nuclear issues were reported. Tremors continued, affecting bullet train services, while authorities maintain alerts for Hokkaido-Sanriku offshore until Dec 16.