This role is for both separate characters

Unnoticed in Morioh for years and undisturbed all his life, Yoshikage Kira is an abnormal and paraphilic serial killer whose murderous routine is shaken when the ghost of his first victim, Reimi Sugimoto, begs the living to look for him. Upon attracting unwanted attention by killing Shigekiyo Yangu, Josuke and the others sets their sights on Kira in order to put an end to his killing spree.