Overview
- The Japan Meteorological Agency reported an upper-6 intensity in Aomori after the quake struck around 11:15 p.m. local time offshore from the prefecture at roughly 50–53 kilometers deep.
- Authorities issued tsunami warnings for Hokkaido, Aomori and Iwate, and gauges logged waves of about 20–50 centimeters at ports including Kuji, Mutsu and Urakawa with forecasts of up to 3 meters in some areas.
- Evacuation orders covered thousands across northern coastal communities, with updates indicating nearly 30,000 people told to move to higher ground or shelters.
- Media reports cited several injuries, including at a hotel in Hachinohe, and local officials noted isolated fires and damage such as shattered glass.
- East Japan Railway suspended some services, utilities reported thousands without power, and operators said no abnormalities were detected at nearby nuclear plants as inspections continued.