Fire-rat

A fire-rat (火鼠) is a yōkai rat native to. According to , as well as the InuYasha series, its fur has special properties, among which is an immunity to flames. A robe made of this material fell into the possession of the Lord of the Western Lands, the Inu no Taishō, who passed it on to his wife, Izayoi, who then passed it on to their son, Inuyasha.