Katsuya Mabuchi

Katsuya Mabuchi (馬淵 カツヤ, Mabuchi Katsuya) is a ghoul investigator. He is the subordinate of Itsuki Marude and is normally seen standing beside Marude.

Appearance
He has distinctive buck teeth.

Aogiri Arc
Hirako participated in the operation against Aogiri Tree in the 11th ward as a member of the 11th Ward Special Countermeasures Unit.