Before that time, there also was a caste system in Japan such as Nuhi system in Yamatai-Koku kingdom and Goshiki no sen (Ryoko, Kanko, Kenin, Kunuhi, Shinuhi) in the Nara period, and was a way of exhibiting disdain (a way of looking down.)
これ以前の日本にも、邪馬台国の奴婢制や奈良時代の五色の賤など、身分差別は存在したが、それは賤視（下へ見下す見方）であった。