1girl, bangs, black_dress, black_legwear, blush, breasts, brown_eyes, brown_hair, clothes_lift, collarbone, couch, dress, dress_lift, long_hair, long_sleeves, looking_to_the_side, low_twintails, lying, masturbation, medium_breasts, navel, on_back, on_couch, panties, panties_under_pantyhose, pantyhose, school_uniform, shuuchiin_academy_uniform, solo, thighband_pantyhose, twintails, underwear