2025-12-09T09:09:47.475Z41.2881142.327360.498manualconfirmedUSGS5.1mww1Origin/20251209092738.725849.25588629Magnitude/20251209092738.726699.255886302025-12-09T09:19:33.946024Z2025-12-09T09:27:38.797571ZHokkaido, Japan Regionregion nameOrigin/20251209092738.725849.25588629