A recent article from Reuters provides some coverage on the 12th annual Robo-One Grand Championship match held in Tokyo, Japan. To win the tournament and the title of the world's strongest two-legged fighting robot, contestants need to be able to keep their balance while punching and dodging blows, and get up when pushed down. Home to 40 percent of the world's robots, Japan is a mecca for amateurs who spent serious money designing and building robots. Through competitions such as the Robo-One, new innovations are constantly being made. In fact, the amateurs are producing better robots than companies such as Sony are. Here is a YouTube video of the 10th annual championship match: