2026-02-28T21:39:28.837Z25.1485125.019610manualconfirmedUSGS4.9mb1Origin/20260228230250.823098.16407Magnitude/20260228230250.823192.164082026-02-28T21:52:48.030378Z2026-02-28T23:02:50.833602ZSouthwestern Ryukyu Islands, Japanregion nameOrigin/20260228230250.823098.16407