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Summary: Magnitude 4.9 earthquake hits north of Tokyo NHK

1. A magnitude 4.9 earthquake occurred on December 12, 2025, at 7:05 p.m., north of Tokyo in Ibaraki Prefecture.
2. There is no tsunami threat associated with this earthquake, according to the Japan Meteorological Agency.
3. Earlier on December 12, a stronger magnitude 6.9 earthquake struck off the eastern coast of Aomori Prefecture at 11:44 a.m., causing tsunami waves up to 20 cm in Hokkaido and Aomori, with a tsunami advisory being lifted later in the day.
Summary
December 12, 2025: Magnitude 6.9 earthquake at 11:44 a.m. off Aomori Prefecture's eastern coast causes tsunami waves up to 20 cm; advisory lifted later. Later on the same day, a magnitude 4.9 quake occurs at 7:05 p.m. in Ibaraki Prefecture north of Tokyo with no associated tsunami threat,
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ID: 14d7d8bd-59ed-48f6-826e-d5eca0c1c5ec

Category ID: listed_summary

URL: https://www3.nhk.or.jp/nhkworld/en/news/20251212_22/#summary

Date: Dec. 12, 2025

Notes: 2025-12-12

Created: 2025/12/12 20:40

Updated: 2025/12/13 09:50

Last Read: 2025/12/13 09:50