2025-08-21T23:06:17.0000Z38.7778142.117367.529manualconfirmedIRIS4.5mb1Origin/20250822005149.146615.325021Magnitude/20250822005149.146671.325022IRISNEAR EAST COAST OF HONSHU, JAPANregion nameNEIC PDEcatalogus6000r2v6contributorID