
Kōichi Tsurumi was a Japanese street criminal who was recruited into Kazuma Kiryu's Kiryu-kai gang in Onomicih in December 2016. He participated in Kiryu's war against JUSTIS.
Kōichi Tsurumi was a Japanese street criminal who was recruited into Kazuma Kiryu's Kiryu-kai gang in Onomicih in December 2016. He participated in Kiryu's war against JUSTIS.