2023-12-17T16:17:07.0000Z37.8872144.331332.319manualconfirmedIRIS4.5mb1Origin/20231217165659.731431.13639Magnitude/20231217165659.731485.13640IRISOFF EAST COAST OF HONSHU, JAPANregion nameNEIC PDEcatalogus7000ljphcontributorID