He was regarded as the greatest intellectual of the day, and was a scholar and government official in the late 7th century, selecting "Ritsuryo" (a kind of law), being involved in the compilation of history books, working as Kotaishigakushi (an official in charge of the education of the Crown Prince), and who left Chinese poems based on concepts of Taoist immortality in "Kaifuso" (Fond Recollections of Poetry).
この人物は7世紀後半の学者官僚で『律令』選定、史書編纂に係わり皇太子学士を勤め、『壊風藻』に神仙思想を基にした漢詩を残す当代一級の知識人であった。