妖怪

Oni is the one of the famous Yokai but there is some different between modern oni and ancient one.

鬼といえば角に虎柄の腰巻きだと思います。しかし昔の鬼は今とは少し違った意味合いで使われていたようです。

Yokai have been around people for 1,200 years. Think about Yokai.