Emperor Juntoku helped his father defeat the Kamakura government, but he was then sent to Sado ga-shima Island; the Emperor Tsuchimikado also went to Tosa Province by his own will, although he was not involved in the incident.
父の倒幕計画に協力した順徳上皇は佐渡島に流され、関与しなかった土御門上皇も自ら望んで土佐国に遷った。