2025-12-20T12:30:32.074Z42.7295145.98539.776manualconfirmedUSGS5.3mww1Origin/20251220124618.565952.26939153Magnitude/20251220124618.566041.269391542025-12-20T12:40:32.04729Z2025-12-20T12:46:18.576745ZHokkaido, Japan Regionregion nameOrigin/20251220124618.565952.26939153