1girl, 2k-tan, o, bra, breasts, choker, cleavage, closed_mouth, collared_shirt, cowboy_shot, eyelashes, groin, hair_between_eyes, headgear, large_breasts, legs_apart, lineart, miniskirt, monochrome, navel, necktie, open_mouth, os-tan, panties, ruriwo_(ruriwo1894), shirt, shirt_tucked_in, short_hair, short_sleeves, side_slit, simple_background, skirt, smile, split_mouth, standing, sweat, teeth, thighhighs, thighs, underwear, upper_teeth_only, white_background