1girl, black_hair, black_jacket, black_necktie, black_pants, blood, blood_on_clothes, blood_on_knife, blood_on_weapon, chainsaw_man, collared_shirt, formal, hair_ornament, hairclip, hallway, higashiyama_kobeni, holding, holding_knife, holding_weapon, jacket, knife, necktie, pants, puddle_of_blood, red_theme, sakutaro_(39ar_39ca), shirt, short_hair, short_ponytail, single_sidelock, solo, suit, weapon, white_shirt