![1boy arrow arrow_(jojo) bad_id bad_twitter_id bite_the_dust blonde_hair blood blood_on_face blue_eyes coin commentary diamond_wa_kudakenai formal gloves jojo_no_kimyou_na_bouken killer_queen kira_yoshikage ly_hao_nguyen male_focus necktie partly_fingerless_gloves sheer_heart_attack skull stand_(jojo) suit yen rating:s score:3 post #3324411](/cdn_image/preview/07/b1/07b15de9e32606e61eca4984b5e71c28.jpg)
The main antagonist of JoJo no Kimyou na Bouken Part 4, Diamond is Unbreakable.
A serial killer who uses his Stand, Killer Queen, to kill beautiful women for their hands, which he finds extremely attractive. He typically dresses in a suit with a distinctive skull-print necktie (example: post #404241).
After his identity is revealed to the main cast, he manages to switch all his identifying features with those of Kawajiri Kousaku and steals his identity.