JMA Earthquake Alert: Kumamoto Prefecture
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Japan Meteorological Agency
Kumamoto Prefecture, Japan
July 28, 2026
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COMPAMIR Editorial Team
The COMPAMIR editorial team brings together public reporting and links to the original coverage. We update the page as new information emerges.
Read our editorial policy- Earlier version 17/29/2026, 2:51:05 PM
JMA reported an earthquake in Kumamoto Prefecture. Seismic intensity scale recorded as 4 out of 7.
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7.1 Magnitude Earthquake Strikes Southwestern Japan
A 7.1 magnitude earthquake hit Kumamoto Prefecture at 4:27 p.m. on Tuesday. Maximum seismic intensity of 7 recorded in Uki and Hikawa. Power outages affected 48,000 households; several injuries reported. No abnormalities at Sendai or Genkai nuclear power plants.