dangmyo, 25-ji miku, hatsune miku, project sekai, vocaloid, highres, 1girl, :d, bare shoulders, blue eyes, blue hair, character doll, detached sleeves, doll, dress, floating hair, hair between eyes, hair ornament, happy birthday, holding, holding doll, kimi to sekai no hajimari de (project sekai), long hair, looking at viewer, official alternate costume, open mouth, outdoors, signature, sleeveless, sleeveless dress, smile, solo, twintails, upper body, very long hair, white dress