waimoniku, hatsune miku, vocaloid, highres, 1girl, ahoge, aqua eyes, aqua hair, aqua ribbon, balloon, bare shoulders, blush, bow, choker, detached sleeves, dress, feet out of frame, hair between eyes, hair ornament, halterneck, happy birthday, heart, heart balloon, long hair, looking at viewer, open mouth, ribbon, single thighhigh, skindentation, smile, solo, tattoo, thigh strap, thighhighs, twintails, very long hair, white background, white dress, white ribbon, white thighhighs, wrist cuffs