Yoshimasa Kuroyuri

Combat Style: Information and Replication
Manga Debut: Chapter 22 (As Kuroyuri); Chapter 23 (As Kurogao)

Kurogao is a former spy who was determined to get his revenge for his daughter Yuri who was killed, so he took on the identity of Yoshimasa Kuroyuri as a disguise to lure in politicians and kill them.

(Source: Mission: Yozakura Family Wiki)