Jigoku Sensei Nube
Genres: Adventure, Comedy, Horror, Romance, Supernatural
Type: TV, Episodes: 49
Aired: Apr 13, 1996 to Jun 21, 1997
Studio: Toei Animation
Source: Manga
Rating: PG-13 - Teens 13 or older
Synopsis:
Nube is a clumsy, easygoing, and very kind teacher, but he has a secret under his glove on the left hand. He has a monster hand, and he also has the ability to sense ghosts and evil spirits. So he protects his dear students from these evil spirits with his monster hand, proving to be very powerful.

(Source: ANN)