1girl, blue_skirt, bra, breasts, collarbone, grey_hair, high_school_fleet, medium_hair, navel, panties, parted_lips, pleated_skirt, purple_eyes, simple_background, skirt, small_breasts, solo, stomach, tateishi_shima, underwear, undressing, white_background, white_bra, white_panties, yotubeya