2025-04-28T06:37:26.211Z41.9273142.442260.21manualconfirmedUSGS4.6mb1Origin/20250428090137.867656.468808Magnitude/20250428090137.867753.4688092025-04-28T06:42:55.248429Z2025-04-28T09:01:41.041609ZHokkaido, Japan Regionregion nameOrigin/20250428090137.867656.468808