A very cute anime virtual girlfriend in the form of Dennou AR Figures were released in Japan earlier this month by Geisha Entertainment. The augmented reality (AR) software comes with a paddle and small box. The character interacts with the box and paddle, and other objects, you move around in front of your webcam. You can even undress your virtual girlfriend.
Click here to check out the Geisha Tokyo site, or here to purchase your own virtual geisha.