Nagaoka-kyō was the capital of Japan from 784 to 794. Its location was in Otokuni District, Yamashiro Province, corresponding to a 4.3 x 5.3 kilometer area spanning the borders of the modern cities of
Nagaoka Palace ruin monument in Mukō, Kyoto Prefecture
Chōdō-in (朝堂院) of Nagaoka-kyō (restoration model)
The capital of Japan is Tokyo. Throughout history, the national capital of Japan has been in locations other than Tokyo. The oldest capital is Nara.
Traditional site of Kusuba-no-Miya Palace in Osaka Prefecture
1/1000 scale model of Fujiwara-kyō, held by Kashihara-shi Fujiwara-kyō reference room
1/1000 scale model of Heijō-kyō, held by Nara City Hall
1/1000 scale model of Heian-kyō, held by Kyoto City Heiankyo Sosei-Kan Museum