2girls, ass, bare_legs, barefoot, black_hair, blue_buruma, blush, breasts, brown_eyes, buruma, closed_mouth, feet, gym_shirt, gym_storeroom, gym_uniform, indoors, legs, long_hair, looking_at_viewer, lying, matsunaga_kouyou, medium_breasts, multiple_girls, on_back, original, shirt, short_sleeves, sitting, sitting_on_person, smile, soles, straddling, thighs, toes, white_shirt, yuri