Hell Teacher Nube

Hell Teacher Nūbē (Japanese: 地獄先生ぬ〜べ〜 Hepburn: Jigoku Sensei Nūbē?) is a horror-comedy manga created by the collaborative efforts of writer Shō Makura (真倉翔?) and artist Takeshi Okano in Shueisha's manga anthology book Weekly Shōnen Jump.

A 49-episode anime series based on the manga was created by Toei Animation, and aired from 1996–1997 on TV Asahi. The anime resulted in three movies and three OVA episodes.

Episode 06 - Nube dies!? The strongest rival: Youko Tamamo
A Kitsune, Yoko Tamamo, tries to kill Hiroshi to get his skull and become human. On Nube's attempt to save Hiroshi, Nube ended in a blood bath after he falls in a dark warehouse and his torso, arms, and back are slashed by 4 claws.

Episode 36: Secret Lessons at Midnight! The Music Room's Dangerous Temptation!!
Kyoko get entranced by a ghost at night to play the piano at night even though she thinks she's getting piano lessons.