kei (keigarou), hatsune miku, vocaloid, 1girl, aqua hair, aqua nails, aqua necktie, arms at sides, black background, blouse, collared shirt, detached sleeves, female focus, full body, grey shirt, hair between eyes, long hair, nail polish, necktie, number tattoo, outline, shirt, shoulder tattoo, simple background, skirt, sleeveless, sleeveless shirt, solo, standing, tattoo, thighhighs, very long hair, zettai ryouiki