This is pretty cool, too but it’s yet another kit that I won’t be buying any time soon, a little pricey at $25,000US. The fuel cell is powered by a Hydrogen gas cylinder that is actualy inside the robot so you can run it totaly without wires.

Robot equipped with the fuel cell

Some more translated links to the Speecys company.
What is Speecy?
Press release

Here is a nice shot of the fuel cell itself.

technology, Japan, fuel cell, science, robotics