A powerful earthquake off the coast of Japan has triggered tsunami alerts and warnings, posing a significant threat to coastal regions.

Major 7.7-magnitude quake hits off Japan, tsunami advisories issued https://www.usatoday.com/story/news/world/2026/04/20/earthquake-japan-tsunami-warning/89696488007/?utm_source=flipboard&utm_medium=activitypub Posted into Top Stories @top-stories-USAToday

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.

Massive 7.5-magnitude earthquake hits off Japanese coast, tsunami alert issued https://fed.brid.gy/r/https://www.foxnews.com/world/massive-7-5-magnitude-earthquake-hits-off-japanese-coast-tsunami-alert-made

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.

Powerful earthquake strikes off Japan, tsunami alert issued www.wyff4.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.

Major 7.5-magnitude quake hits off Japan, tsunami observed off coast www.independent.ie/world-news/asia-pacific/major-75-magnitude-quake-hits-off-japan-tsunami-observed-off-coast/a411544836.html An earthquake with a preliminary magnitude of 7.4 struck off the northeastern coast of Japan on Monday afternoon, the Japan Meteorological Agency said.