1. Writing karakuri:
This doll - very similar to our "writing automaton" - was built by Tanaka Hisashige in the 19th century and could write a complicated kanji character with an accomplished face expression.
2. Bow-shooting karakuri
This doll pulls an arrow out of the fan beside him, puts it to his bow, aims, and fires at a target. Amazing! (Take a look to the original).
3. Magician karakuri:
You must click to see the trick!
4. Karakuri serving tea:
5. Karakuri going down the stairs:
More info and sources: 1, 2, 3, 4, 5