Zan Sayonara Zetsubou Sensei
Japanese title: 懺・さよなら絶望先生
Alternative titles: Zan Sayonara Zetsubo Sensei, Sayonara Zetsubou Sensei 3, ZSZS
Type: TV
Source: Manga
Episodes: 13
Status: Finished Airing
Aired: Jul 5, 2009 to Sep 27, 2009
Broadcast: Sundays at 00:30 (JST)
Duration: 23 min per ep
Rating: R - 17+ (violence & profanity)
Studios: Shaft
Producers: Omnibus Promotion
Genres: Comedy
Themes: Gag Humor, Parody, School
Demographics: Shounen

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)