xp-tan, os-tan, artist request, 1girl, :d, arm up, armpits, black hair, blue shirt, blue skirt, blush, braided sidelock, breasts, closed eyes, covered erect nipples, cowboy shot, dancing, female focus, fist pump, green ribbon, hair ribbon, large breasts, long hair, music, open mouth, pleated skirt, ribbon, see-through clothes, see-through sleeves, shirt, sidelocks, simple background, singing, skirt, smile, solo, white background, white shirt