To achieve the 3D character modeling for PSP title Hatsune Miku -Project Diva-, SEGA enlisted the help of 13-year-old child star Yui Ogura.

Here is a video clip of her (and her game counterpart) in action. No, she does not get in the car and drive away.

Ogura Yui ‚Äď Project DIVA Motion Capture [Moetron]