However, when it was relocated in 710, it is believed that the construction of only a few facilities such as the Imperial Palace, Daigokuden (the central building) and official residences were completed, and other facilities like the temple and residence were being constructed step by step until the capital was transferred to Nagaoka-kyo in Yamashiro Province.
しかし、710年（和銅3）に遷都された時には、内裏と大極殿、その他の官舎が整備された程度と考えられており、寺院や邸宅は、山城国の長岡京に遷都するまで、段階的に造営されていったと思われる。