1girl, all_fours, ass, bangs, black_hair, blue_eyes, blush, breasts, eyebrows_visible_through_hair, from_behind, indoors, looking_at_viewer, looking_back, open_mouth, panties, sailor_collar, school_uniform, serafuku, short_hair, short_sleeves, skirt, socks, solo, sweat, thighs, top-down_bottom-up, underwear, white_panties