One theory has it that he was acclaimed to be like the first Toshi choja (head of the Fujiwara clan) and is known to have edited Kofuku-ji Engi (origin of Kofuku-ji Temple) as head.
一説に藤氏長者の初代にも擬せられ、長者として『興福寺縁起』を撰したことでも知られる。