Because Norizane had high motive for Confucianism, it is described that he severely regretted that he betrayed his lord, Mochiuji, as a result, and tried to kill himself after Eikyo War ("Eikyoki").
儒学に志篤いが故に、主君である持氏を結果的にしろ裏切ったことを激しく後悔し、永享の乱後に自害を試みたとされている（『永享記』）。