Hatsune Miku holding a cassette tape HD Phone Wallpaper

An anime illustration shows Hatsune Miku holding a cassette tape in front of her face. She has long, light blue hair styled in pigtails and is wearing headphones. The background features dappled light and shadows, giving the image a soft, artistic feel. Text at the bottom reads 'Happy 13th Birthday!! miku 2020.08.31'.