Danbooru-based image board with a specialization in high-quality images.
hatsune_miku tagme vocaloid

Edit | Respond

On March 9th 2007, Hatune Miku was borned, her birth is not the same with us mortals, because she is out instantly with age of 15.
Actually, her release date being interpreted as her birthday is August 31.
3 9 can be read as MI KU.

Also, I was referring to the manga "Midori no hibi".