Imma use my computer sense to pick the topic. (close eyes and point to subject.)
Name: Hatsune Miku (Miku Hatsune, for the japanese)
Age: I would say about 18 to 20
Appearance (pic please): http://static.zerochan.net/Hatsune.Miku.full.63467.jpg
Personality: Very happy and vocal. Very clingy to good friends.
Bio: Hatsune Miku, a big J-pop "artist", is actually a piece of AI that has a unmatched singing voice. Highly known in the U.S. as well, Hatsune Miku is for a fact, one of the greats.