1girl, all_fours, ass, black_legwear, blonde_hair, blue_eyes, blurry, blurry_background, from_behind, hair_ribbon, long_hair, looking_at_viewer, looking_back, panties, pantyshot, pleated_skirt, red_ribbon, ribbon, school_uniform, serafuku, skirt, solo, thighhighs, trefoil, underwear, upskirt, white_panties