Key Takeaways A magnitude 7.6 earthquake hit offshore of Aomori Prefecture on 8 December 2025 at 23:15 JST (14:15 UTC), with the epicenter at approximately 40.96°N, 142.18°E and a depth of 50–54 km, according to USGS and JMA reports. Tsunami warnings were issued by JMA and PTWC, forecasting up to 3 meters in some areas, […]