Nabari no Ou
 Nabari no Ou (隠の王 Nabari no Ō lit. King of Nabari) is a Japanese manga series written and illustrated by Yuhki Kamatani. The series premiered in Japan in Monthly GFantasy in 2004 ended serialization in 2010. Square Enix is also publishing the individual chapters in collected volumes with fourteen volumes released as of February 2011. The series has been licensed for an English language release in North America by Yen Press.