But he had an (incestuous) affair with his younger sister-uterine Karu no oiratsume and as a result, he was overthrown after the demise of Emperor Ingyo, and was deported to Iyo Province.
しかし、同母妹である軽大娘皇女（かるのおおいらつめ）と情を通じた（近親相姦）それが原因となって允恭天皇の崩御後に失脚、伊予の国へ流される。