Releases

Season 1
Darker than Black
DARKER THAN BLACK -黒の契約者-
DARKER THAN BLACK: Kuro no Keiyakusha
2007-04-06 to 2007-09-28
25 episodes (24 minutes)
Action, Mystery, Sci-Fi
bones
Special
Darker than Black: Beneath Cherry Blossoms in Full Bloom
DARKER THAN BLACK -黒の契約者- 桜の花の満開の下
DARKER THAN BLACK: Kuro no Keiyakusha - Sakura no Hana no Mankai no Shita
2008-03-27
23 minutes
Comedy, Sci-Fi
bones
Season 2
Darker than Black: Gemini of the Meteor
DARKER THAN BLACK -流星の双子-
DARKER THAN BLACK: Ryuusei no Gemini
2009-10-09 to 2009-12-25
12 episodes (24 minutes)
Action, Mystery, Psychological, Sci-Fi, Supernatural
bones
Special
Darker than Black: Origins
DARKER THAN BLACK -黒の契約者- 外伝
DARKER THAN BLACK: Kuro no Keiyakusha - Gaiden
2010-01-27 to 2010-07-21
4 episodes (24 minutes)
Action, Mystery, Sci-Fi
bones

Sources

Manga
DARKER THAN BLACK -漆黒の花-
DARKER THAN BLACK: Shikkoku no Hana
Yuuji Iwahara - Story & Art
Tensai Okamura - Original Creator
2009-05-15 to 2011-01-21
33 Chapters
4 Volumes
Manga
Darker than Black
DARKER THAN BLACK -黒の契約者-
DARKER THAN BLACK: Kuro no Keiyakusha
Hasumi Saika - Story
Tensai Okamura - Original Creator
Nokiya - Art
9 Chapters
2 Volumes