2026-06-18T19:17:41.433932Z30.447084426879883141.901565551757810manualconfirmedIAG5.291666890179952mb1Origin/20260618200826.587857.14995Magnitude/20260618200826.587926.14996earthquakeIAGSoutheast of Honshu, Japanregion nameusp2026lwkscontributorID