Itsuka Tenma no Kuro Usagi
English title: A Dark Rabbit has Seven Lives
Japanese title: いつか天魔の黒ウサギ
Alternative titles: ItsuTen
Type: TV
Source: Light novel
Episodes: 12
Status: Finished Airing
Aired: Jul 9, 2011 to Sep 24, 2011
Broadcast: Saturdays at 01:05 (JST)
Duration: 24 min per ep
Rating: R+ - Mild Nudity
Studios: Zexcs
Producers: Frontier Works, Kadokawa Shoten, AT-X, Kadokawa Pictures Japan, KlockWorx
Genres: Action, Comedy, Romance, Supernatural, Ecchi
Themes: Mythology, School, Vampire

Taito has been really sleepy lately, and keeps dreaming of a female vampire who says she has given him her "poison." Sometimes he even thinks he hears her voice when he's awake. But after surviving an accident that should have killed him, Taito's world changes drastically and he realizes that his dreams are more real than he thought.