The Seven Mysteries in School, the Magical 13 Stairs
Katsuya meets a troubled boy who makes him cross the 13th step.
Aired 11/05/1996EP 5 - The Seven Mysteries in School, the Magical 13 Stairs
1996
Jigoku Sensei Nube
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: Anime News Network)