1girl, blue_legwear, blush, brown_eyes, fellatio_gesture, fingering, hair_ornament, hair_ribbon, kneehighs, looking_at_viewer, masturbation, no_shoes, open_mouth, panties, purple_hair, ribbon, school_uniform, simple_background, smile, socks, solo, spread_legs, sweat, underwear, white_background, white_panties