Hachi (八衛門, Hachiemon) is a character in the anime/manga series InuYasha.

Hachiemon is a tanuki, and the partner of Miroku. Miroku often calls him Hachi as a nickname. Together they work many scams where the tanuki transforms into a demon, and Miroku exorcises him in exchange for money. Hachiemon is a very loyal friend to Miroku and saved his life when he was attacked by Mushin .

He is voiced by Toshihiko Nakajima in the original television series and by Terry Klassen in the English dubbed version on the series.