Corpse Blade manga volume 1 features story and art by Hajime Segawa.

School, chores, killing the undead — all in an average day for Tsuranuki Tsutsuki! After his sister is kidnapped by the zombies, this middle schooler sets out to save her, becoming handy with a gun — but he won't be alone, as he encounters another kid on a quest, a mysterious high-school girl who can command the awesome power of the Corpse Blade!

Corpse Blade manga volume 2 features story and art by Hajime Segawa.

The second volume in Hajime Segawa's hit shonen manga series, the battle of Akihabara begins! The district is under siege as the defense forces use it as a temporary base to shelter from the zombies! Tsutsuki is determined to reach his father, and with the aid of the legendary Corpse Blade they might just escape… but his sister is still missing, and they must find her first!