There was a view that he was the 'existence that cannot be seen often' between geniuses Zeami and Onami, but it was known that he inherited "Fushikaden" (The Flowering Spirit) written by Zeami and in recent days it is believed that he served as an assistant who supported the older brother as waki no shite (beside-the-doer role) of Kanze-za (Kanze guild) similar to a standard of a dayu (master).
世阿弥・音阿弥という天才の間に埋もれた「殆ど見るべきものの無い存在」と見る向きもあったが、世阿弥から著書『風姿花伝』を相伝されたことが分かっており、最近では観世座の脇之仕手として兄を支えて大夫にも匹敵する活躍をしていた人物と考えられている。