Besides the trade shows and Japan, the ‘DARPA Challenges’, from the USA, are also nice to watch. There you see robots performing in various dream scenarios. And you also get to see them fall and fail in conditions that resemble the real world (a kind of challenging track with asignments).
The DARPA Challenge 2015 (Motherboard)
Interestingly, the South Korean team of KAIST won the grand prize of two million dollars.