ShiguruiShigurui.

Shigurui (Japanese: シグルイ; "Death Frenzy") is a Japanese manga series written and illustrated by Takayuki Yamaguchi. It was first serialized in Akita Shoten's seinen manga magazine Champion Red from 2003 to 2006, and later in Champion Red Ichigo from 2007 to 2010; its chapters were collected in fifteen tankōbon volumes. It is based on the first chapter of the novel Suruga-jō Gozen Jiai by Norio Nanjō.