Since the mid-nineteenth century, the Imperial Palace has been called Kyūjō (宮城), later Kōkyo (皇居), and is on the former site of Edo Castle in the heart of Tokyo (the current capital of Japan).
Od sredine 19. stoljeća, Carska palača zove se Kyūjō (宮城), kasnije Kōkyo (皇居), a nalazi se na nekadašnjem mjestu dvorca Edo u središtu Tokija (sadašnji glavni grad Japana).