2026-04-21T16:18:10.843Z40.0783142.229250.385manualconfirmedUSGS4.4mb1Origin/20260421180201.467863.211651Magnitude/20260421180201.467948.2116522026-04-21T16:28:20.431403Z2026-04-21T18:02:02.23638ZNear East Coast of Honshu, Japanregion nameOrigin/20260421180201.467863.211651