Jormungand.

ヨルムンガンド

Jormungand (Japanese: ヨルムンガンド, Hepburn: Yorumungando) is a Japanese manga series written and illustrated by Keitaro Takahashi. It was serialized in Shogakukan's seinen manga magazine Monthly Sunday Gene-X from April 2006 to January 2012, with its chapters collected in eleven tankōbon volumes. An anime television series produced by White Fox was broadcast between April and June 2012.