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The earthquake has led to tsunami warnings in Hokkaido and Iwate, posing a significant threat to public safety.

Public SafetyInfrastructureApr 20, 2026score 0.172 posts · 0 replies across 1 instances
The thread discusses a major earthquake in Japan, specifically mentioning tsunami warnings in Hokkaido and Iwate, as well as disruptions to the Hokkaido Shinkansen and power outages in Aomori. The posts highlight the immediate impact on infrastructure and public safety.

Claims

The earthquake has led to tsunami warnings in Hokkaido and Iwate, posing a significant threat to public safety.
Parent: Public SafetyEntity: Earthquake ResponseImpact: negativeDate: Apr 20, 2026Target: The effectiveness of tsunami warnings and emergency response measures.
The Hokkaido Shinkansen has been disrupted, with trains operating in reverse between Shin-Aomori and Shin-Hakodate-Hokuto.
Parent: InfrastructureEntity: Transportation SystemsSub-entity: Hokkaido ShinkansenImpact: negativeDate: Apr 20, 2026Target: The reliability and adaptability of transportation systems during natural disasters.
Power outages have occurred in Aomori due to the earthquake, affecting local infrastructure and services.
Parent: Public SafetyEntity: Power OutagesSub-entity: AomoriImpact: negativeDate: Apr 20, 2026Target: The adequacy of power supply and restoration efforts in affected areas.

Source posts

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【随時更新】北海道・岩手に津波警報 青森で震度5強 (4/20 17:09 Yahoo!ニュース) https://news.yahoo.co.jp/articles/8b0c89b5082510fd9a8bf0b173b68f948a972f3f
0 boosts · 0 favs · 0 replies · Apr 20, 2026
@[email protected]
【 #北海道新幹線 】新青森ー新函館北斗で折り返し運転 停電はすでに解消 (4/20 18:58 Yahoo!ニュース) https://news.yahoo.co.jp/articles/1169fa666d2f92c18e65f3cb3cf287b937a2100e
1 boosts · 0 favs · 0 replies · Apr 20, 2026
#北海道新幹線