1girl, alternate color, bad id, bad pixiv id, blue hair, christmas, detached sleeves, happy, hatsune miku, kakaon, long hair, necktie, skirt, solo, twintails, vocaloid
1girl, alternate color, bad id, bad pixiv id, blue hair, christmas, detached sleeves, happy, hatsune miku, kakaon, long hair, necktie, skirt, solo, twintails, vocaloid