About “Hell Teacher: Jigoku Sensei Nube”
Hell Teacher: Jigoku Sensei Nube is a Japanese manga series written by Shō Makura and illustrated by Takeshi Okano. It was serialized in Weekly Shōnen Jump from August 1993 to May 1999, and later collected in 31 tankōbon volumes. The story centers on Meisuke Nueno, also known as Nube, who is the homeroom teacher for Class 5–3 at Dōmori Elementary. In addition to his teaching duties, Nube is an exorcist who defends the town from supernatural threats. He uses a technique called the Demon's Hand, which draws power from a demon sealed in his left hand. (Summary adapted from Wikipedia, CC BY-SA 4.0.)
Some summaries adapted from Wikipedia, CC BY-SA 4.0.