2026-05-10T21:21:00.0000Z33.8134.740manualconfirmedJMA3.41Origin/20260511024652.537447.313154Magnitude/20260511024652.537539.3131552026-05-10T21:28:38.970871Z2026-05-11T02:46:52.614802ZShikoku, Japanregion nameOrigin/20260511024652.537447.313154