Continuity: When Nitta and the other geisha are waiting for the bid on Sayuri's mizuage, Nitta's cigarette is small at one point but gets bigger in the next shot.

Factual error: When Hatsumomo wakes up late to torture little Chiyo again, her kimono is closed the wrong way.

Factual error: The troop trucks you see belonging to the Japanese Army are incorrect post-War models. During World War II, the Imperial Japanese Army employed trucks that were nearly carbon copies of the Studebaker 3-axle 2 1/2 ton model (or used captured British Bedford trucks).