707 (Keiun 4): Emperor Mommu orders construction of a new capital city, but the work is not complete before his death.
710 (Wadō 3, 3rd month): Empress Gemmei moves to Heijō-kyō. The palace of the empress was named Nara-no-miya.
784 (Enryaku 3): Capital is moved briefly to Nagaoka
794 (Enryaku 13): Capital was moved to Heian-kyō and the palace was named Heian no Miya.
November 17, 794 (Enryaku 13, 21st day of the 10th month): The emperor traveled by carriage from Nara to Heian-kyō in a grand procession. This marks the end of the Nara period and the beginning of the Heian period in Japanese history.