Sankarea: Wagahai mo... Zombie de Aru...
English title: Sankarea: I, Too, Am... A Zombie...
Japanese title: さんかれあ 吾輩も... ゾンビである...
Alternative titles: Sankarea Special, Sankarea Episode 13
Type: Special
Source: Manga
Episodes: 1
Status: Finished Airing
Aired: Nov 30, 2012
Duration: 24 min
Rating: R+ - Mild Nudity
Studios: Studio Deen
Producers: Lantis, Pony Canyon, TBS, Kodansha, BS-TBS
Licensors: Funimation
Genres: Comedy, Horror, Romance, Supernatural, Ecchi
Themes: Love Polygon
Demographics: Shounen

Extra episode included on BD/DVD vol. 6; effectively episode 13. 

Despite their decaying bodies, Rea’s zombie power comes in handy both at school and at home, and Babu gets interested in another cat—although this particular feline is one of the living.

(Source: FUNimation)