Visitors look at a Kawada Nextage robot at the International Robot Exhibition in Tokyo, Japan December 2, 2015. (Photo by Thomas Peter/Reuters)





Visitors look at a Kawada Nextage robot during a presentation at the International Robot Exhibition in Tokyo, Japan December 2, 2015. (Photo by Thomas Peter/Reuters)





A FlexPicker by ABB Robotics picks up sausages from a conveyor belt at the International Robot Exhibition in Tokyo, Japan December 2, 2015. (Photo by Thomas Peter/Reuters)





Robot arms by Nachi Robotic Systems work on the body of a car at the International Robot Exhibition in Tokyo, Japan December 2, 2015. (Photo by Thomas Peter/Reuters)





A woman looks at an ABB robot picking up sausages from a conveyor belt at the International Robot Exhibition in Tokyo, Japan December 2, 2015. (Photo by Thomas Peter/Reuters)





Staff program a robot arm by Nachi Robotic Systems at the International Robot Exhibition in Tokyo, Japan December 2, 2015. (Photo by Thomas Peter/Reuters)





A man plays table tennis against a robot by Omron Corporation at the System Control Fair SCF 2015 in Tokyo, Japan December 2, 2015. (Photo by Thomas Peter/Reuters)





A robot arm by Mitsubishi Electric assembles a toy car at the System Control Fair SCF 2015 in Tokyo, Japan December 2, 2015. (Photo by Thomas Peter/Reuters)





A screen shows visitors filmed with the FLIR GF320 Infrared Camera at the System Control Fair SCF 2015 in Tokyo, Japan December 2, 2015. (Photo by Thomas Peter/Reuters)





A robot by Omron Corporation plays table tennis at the System Control Fair SCF 2015 in Tokyo, Japan December 2, 2015. (Photo by Thomas Peter/Reuters)





A robotic arm by Mitsubishi Electric assembles a toy car at the System Control Fair SCF 2015 in Tokyo, Japan December 2, 2015. (Photo by Thomas Peter/Reuters)





German KUKA Robotics' robot LBR iiwa demonstrates a flower arrangement at the International Robot exhibition in Tokyo, Wednesday, December 2, 2015. (Photo by Shizuo Kambayashi/AP Photo)