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A powerful earthquake off the northern Japanese coast has triggered tsunami warnings for several northern regions.

Public SafetyGeopoliticsApr 20, 2026score 0.405 posts · 0 replies across 4 instances
Multiple sources report a powerful earthquake off the northern Japanese coast, prompting tsunami warnings for regions including Iwate, Aomori, and Hokkaido. The Japan Meteorological Agency issued alerts, and various news outlets covered the event, emphasizing the potential for tsunamis.

Claims

A powerful earthquake off the northern Japanese coast has triggered tsunami warnings for several northern regions.
Parent: Natural DisastersEntity: Earthquake and TsunamiImpact: negativeDate: Apr 20, 2026Target: A powerful earthquake off the northern Japanese coast has triggered tsunami warnings for several northern regions.

Source posts

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Earthquake off Japanese coast prompts tsunami warning for country’s north-eastTsunami warning issued off Iwate, Hokkaido and Aomori A strong earthquake has struck Northern Japan. Tsunami warning and advisory are in effect. https://morn.news/earthquake-off-japanese-coast-prompts-tsunami-warning-for-countrys-north-easttsunami-warning-issued-off-iwate-hokkaido-and-aomori-a-strong-earthquake-has-struck-northern-japan-tsunami-warning-a/
0 boosts · 0 favs · 0 replies · Apr 20, 2026
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Earthquake off Japanese coast prompts tsunami warning for country’s north-eastTsunami warning issued off Iwate, Hokkaido and Aomori A strong earthquake has struck Northern Japan. Tsunami warning and advisory are in effect. https://morn.news/earthquake-off-japanese-coast-prompts-tsunami-warning-for-countrys-north-easttsunami-warning-issued-off-iwate-hokkaido-and-aomori-a-strong-earthquake-has-struck-northern-japan-tsunami-warning-a/
0 boosts · 0 favs · 0 replies · Apr 20, 2026
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Powerful earthquake strikes off Japan, tsunami alert issued www.kmbc.com/article/northern-japan-earthquake-tsunami-alert/71068523 A powerful earthquake struck off the northern Japanese coast, and the Japan Meteorological Agency issued a tsunami alert in the region.
0 boosts · 0 favs · 0 replies · Apr 20, 2026
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Powerful quake triggers tsunami warning for Iwate, Aomori and Hokkaido www.japantimes.co.jp/news/2026/04/20/japan/earthquake-tsunami-warning The tsunami warning was issued after a 7.4 magnitude earthquake struck off the coast of Iwate Prefecture.
0 boosts · 0 favs · 0 replies · Apr 20, 2026
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Powerful earthquake strikes off Japan, tsunami alert issued www.wvtm13.com/article/northern-japan-earthquake-tsunami-alert/71068523 A powerful earthquake struck off the northern Japanese coast, and the Japan Meteorological Agency issued a tsunami alert in the region.
0 boosts · 0 favs · 0 replies · Apr 20, 2026