Black Butler is a manga series by Yana Toboso. The manga started in 2006.
In Victorian era London, the butler Sebastian takes care of his 12 year old master, Ciel Phantomhive. Ciel's parents were killed when he was 10 years old. He made a deal with a demon to help him get revenge on his enemies. The demon butler can have his soul in return.
A radio drama was released on CDs on August 10, 2007 and November 26, 2008. The anime was first shown in October 2008. The English version is produced by Funimation. Two musicals are based on the manga called That Butler, Friendship and  Musical Black Butler, The Most Beautiful Death in The World, A Thousand Souls and The Fallen Grim Reaper. A video game called Black Butler: Phantom & Ghost was released in 2009.
The manga has printed over 10 million copies in Japan. A music distributor in Japan took a poll of anime characters that people would like to marry. The demon butler Sebastian was included in the final results.
- "ドラマCD 黒執事: イメージ・アルバム, セバスチャン・ミカエリス(森川智之), シエル・ファントムハイヴ(沢城みゆき), タナカ(麦人), バルド(小山力也), メイリン(折笠富美子), フィニ(高城元気), エリザベス(斎藤千和), アズーロ(平田広明), クラウス(染田清之), マダム・レッド(勝生真沙子), 森川智之, 沢城みゆき, 勝生真沙子, 遊佐浩二, 麦人: 音楽" (in Japanese). Amazon.com. http://www.amazon.co.jp/dp/B000RG1362/. Retrieved 2008-09-01.
- "黒執事 華麗なるドラマCD: ドラマ, 小野大輔, 福山潤, 坂本真綾: 音楽" (in Japanese). Amazon.com. http://www.amazon.co.jp/dp/B001H37B92/. Retrieved 2008-11-17.
- "Kuroshitsuji Anime Confirmed to Premiere this Fall". Anime News Network. http://www.animenewsnetwork.com/news/2008-07-11/kuroshitsuji-anime-confirmed-to-premiere-this-fall. Retrieved 2008-08-25.
- "Funimation Adds Black Butler/Kuroshitsuji TV Anime". Anime News Network. 2010-03-29. http://www.animenewsnetwork.com/news/2010-03-29/funimation-adds-black-butler/kuroshitsuji-tv-anime. Retrieved 2010-03-30.
- "音楽舞闘会 黒執事 〜その執事、友好〜" (in Japanese). Entertainment Plus Inc.. http://eplus.jp/sys/web/s/kuro/index.html. Retrieved 2009-06-25.
- "Cast & Staff" (in Japanese). Entertainment Plus Inc.. http://eplus.jp/sys/web/s/kuro/cast.html. Retrieved 2009-06-25.
- "黒執事 Phantom & Ghost" (in Japanese). Square Enix. http://www.square-enix.co.jp/kuroshitsuji/. Retrieved 2008-12-24.
- "Black Butler/Kuroshitsuji Manga Will Have 10 Million+ Copies". Anime News Network. 2011-12-18. http://www.animenewsnetwork.com/news/2011-12-18/black-butler/kuroshitsuji-manga-will-have-10-million+copies. Retrieved 2011-12-19.
- "Survey: K-ON's Mio, Reborn's Hibari are #1 Bride, Groom". Anime News Network. 2009-06-12. http://www.animenewsnetwork.com/news/2009-06-12/survey/k-on-mio-reborn-hibari-are-no.1-bride-and-groom. Retrieved 2009-07-17.