My Master Has No Tail (Japanese: うちの師匠はしっぽがない, Hepburn: Uchi no Shishō wa Shippo ga Nai) is a Japanese manga series written and illustrated by TNSK. It has been serialized in Kodansha's seinen manga magazine good! Afternoon since January 2019 and has been collected in nine tankōbon volumes as of October 2022. An anime television series adaptation produced by Liden Films premiered in September 2022.