Event
A magnitude 7.1 earthquake struck the Kumamoto region of Kumamoto Prefecture at 4:27 PM on July 28, 2026. The epicentre was located at a depth of 10 kilometres. The Japan Meteorological Agency issued a tsunami advisory for the Ariake and Yatsushiro Seas. Shaking intensity reached level 7 in Uto City and Hikawa Town, with level 5 weak recorded in other parts of Uto City.
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The Japan Meteorological Agency has cautioned that earthquakes of similar intensity may persist for approximately one week after a magnitude 7 event struck Kumamoto Prefecture on July 28, 2026.
Background
A magnitude 7.1 earthquake struck the Kumamoto region of Kumamoto Prefecture at 4:27 PM on July 28, 2026. The epicentre was located at a depth of 10 kilometres. The Japan Meteorological Agency issued a tsunami advisory for the Ariake and Yatsushiro Seas. Shaking intensity reached
Fact cards
Key entities: Kumamoto Prefecture, Ariake Sea, Yatsushiro Sea, Japan Meteorological Agency, Uto City, Hikawa Town, Uki City.