According to the article dated December 1, 1254, of "Azuma Kagami" (The Mirror of the East), he was appointed to Fifth rank Hikitsukeshu (Coadjustor of the High Court) the year after the death of his father.
『吾妻鏡』1254年（建長6年）12月1日条によると、父の死の翌年には引付衆五番に任ぜられた。