katsuragi niya, hatsune miku, kagamine len, vocaloid, 1boy, 1girl, :d, ahoge, all fours, aqua eyes, aqua hair, aqua necktie, bare shoulders, black shorts, black skirt, black thighhighs, blonde hair, blue panties, blush, detached sleeves, dot nose, earphones, from behind, grey shirt, grey tank top, hair between eyes, hair ornament, hairband, headphones, hetero, long hair, looking at viewer, looking back, lying, multicolored panties, necktie, on back, open mouth, panties, pantyshot, pleated, pleated skirt, print panties, print underwear, puffy short sleeves, puffy sleeves, school uniform, serafuku, shirt, short sleeves, shorts, skirt, sleeveless, smile, straddling, striped clothes, striped panties, tank top, thighhighs, twintails, underwear, very long hair, white background, white hairband, white panties, white shirt, yellow necktie