Hell Teacher: Jigoku Sensei Nube

Nube is a new homeroom teacher at Domori High School, tasked with protecting the town's children from inexplicable phenomena. Unbeknownst to his students, Nube possesses psychic abilities and is often assisted by a demon dwelling in his left hand. The town is plagued by seven mysteries, ghosts, and evil spirits, prompting Nube to use his unique skills to resolve these supernatural issues.