betti (xx betti), hatsune miku, hatsune mikuo, vocaloid, highres, 1boy, 1girl, black pants, black skirt, black sleeves, black thighhighs, blue eyes, blue hair, blue nails, blue necktie, closed mouth, detached sleeves, genderswap, genderswap (ftm), grey shirt, headphones, long hair, necktie, pants, pink background, shirt, short sleeves, signature, simple background, skirt, sleeveless, sleeveless shirt, thighhighs, twintails, v, very long hair