2026-05-21T15:23:00.0000Z33.3132.440manualconfirmedJMA3.51Origin/20260522020921.719971.96110Magnitude/20260522020921.720056.961112026-05-21T15:36:19.471442Z2026-05-22T02:09:22.085132ZShikoku, Japanregion nameOrigin/20260522020921.719971.96110