1boy, belt, collared_shirt, colored_tips, cowboy_shot, dress_shirt, forked_eyebrows, greyscale, himishiro, kimetsu_gakuen, kimetsu_no_yaiba, long_hair, long_sleeves, looking_at_viewer, male_focus, monochrome, multicolored_hair, necktie, pants, rengoku_kyoujurou, shirt, sidelocks, simple_background, sitting, sleeves_rolled_up, solo, spread_legs, straight-on, streaked_hair, surprised