Not Recommended for Kids, the Prohibited Hundred Ghost Stories
A demon takes on the form of Nube and orders every student in the class to tell their scariest stories to aid in opening the portal to the spirit world.
Aired 17/05/1997EP 44 - Not Recommended for Kids, the Prohibited Hundred Ghost Stories
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)