2026-04-21T18:44:12.001Z40.1562143.459935manualconfirmedUSGS5.6mww1Origin/20260421190437.523973.212443Magnitude/20260421190437.524069.2124442026-04-21T18:54:49.212492Z2026-04-21T19:04:39.210485ZOff East Coast of Honshu, Japanregion nameOrigin/20260421190437.523973.212443