Sayonara Zetsubou Sensei Special
Japanese title: さよなら絶望先生
Type: Special
Episodes: 1
Source: Manga
Genres: Comedy, Mystery
Studios: Shaft
Duration: 24 min
Rating: R - 17+ (violence & profanity)

A new special episode that was distributed to those who purchase all three Blu-ray box sets of Sayonara Zetsubou Sensei series on January 31, 2012.