The first robot fair was held in Tokyo-Japan on 11 oct 2008. The main roboto builders showed their work at this venue. This warrior or fighter robot can be bought by anybody under 18. If you have the money of course because the KHR - one of the coolest models - still costs around 1000 euros. You can buy them in almost every big toy store in Japan. They can be controlled by a joystick or by a play station type