2025-08-29T16:29:21.0000Z38.3686142.162944.41manualconfirmedIRIS5.5Mww1Origin/20250829165848.366363.403191Magnitude/20250829165848.366419.403192IRISNEAR EAST COAST OF HONSHU, JAPANregion nameNEIC PDEcatalogusauto7000qrw3,us7000qrw3contributorID