Tokyo Toy show the demonstration of a new pet robot called U.bo from Phison Electronics.
Measuring 10cm in length and 8.5cm high, it comes with an interactive software that can be installed on PCs.

Consequently, different mouse buttons can be used to interact with the virtual U.bo. Also, a Bluetooth connection in the mobile phone can be used to control it. It also has some touch sensors in the bum, which if petted upon can cause lot of happiness to this round robot and spanking lot of unhappiness and running away.

Source: link