These little tea guys are called
karakuri (machines/automatons) in Japanese. They also seem to be called
chadoubi ningyou (Way of Tea dolls?). There's an entire website selling them here:
http://www.karakuriya/com
See the disturbing doll innard photos!
YouTube clips include this confused little fella:
http://www.youtube.com/watch?v=okGeSZRJMt0
...and a "skeletor" server:
http://www.youtube.com/watch?v=b7YKHjz6BLw
This one has been given a tea sweet to serve, but the tatami is giving him some logistical problems:
http://www.youtube.com/watch?v=UUIvg4oKBss
Here's a larger, more complex one, being shown off at some sort of public demonstration:
http://www.youtube.com/watch?v=hKkNZLAqoZY
(Aww! I love the movement of his little tabi'ed feets!)
And here's one that has a
bird head. Sacrilege!
March of the Penguins, indeed...
http://www.youtube.com/watch?v=jauHCUBY7zg
Lastly, check out this guy. "I've got a splitting headache..."
