Rule 34 Dev - 1boy black_hair black_pants black_vest closed_eyes clothes_pull erection facial_hair fundoshi fundoshi_pull goatee highres japanese_clothes kiryu_kazuma male_focus male_masturbation male_only masturbation mogumogu_(563chan) necktie open_mouth pants pants_pull penis ryuu_ga_gotoku shirt short_hair sideburns solo vest white_shirt|6156438992