Zan Sayonara Zetsubou Sensei
Japanese title: 懺・さよなら絶望先生
Type: TV
Episodes: 13
Premiered: summer 2009
Source: Manga
Genres: Comedy
Studios: Shaft
Producers: Omnibus Promotion
Duration: 23 min per ep
Rating: R - 17+ (violence & profanity)

Nozomu Itoshiki is still the bizarre teacher of the even stranger Class 2-F. He attempts to teach his students the negative aspects of the world and society, only to have each circumstance thrown at his face whenever he tries. With more students and friends than before, Zetsubo-sensei's life becomes harder and crazier than ever before.

(Source: ANN)