The Things I Left Behind 20 Years Ago!? The Blood-stained Notebook!!
Makoto stumbles upon a 20-year-old agenda once owned by a student who forgot everything. The student ends up drowning and the spirit comes back to help Makoto. Shortly, the spirit begins to try to kill Makoto and have him discover his body.
Aired 08/03/1997EP 37 - The Things I Left Behind 20 Years Ago!? The Blood-stained Notebook!!
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)