Yatsufusa

The Teigu is shown to be a long Katana with two power both related to corpes.

History
Yatsufusa is a blade-type Teigu that is able to control a maximum of eight corpses that it has killed. The user can also manipulate the skills and abilities the living corpses had in life.

The Teigu's second ability is that it has the power to contral anything as long as it is dead. This power allows the user to use summon any dead creature to his/her side.