奈良期とはいつをさしますか？
The of the history of Japan covers the years from AD 710 to 794. Empress Genmei established the capital of Heijō-kyō (present-day Nara). Except for a five-year period (740–745), when the capital was briefly moved again, it remained the capital of Japanese civilization until Emperor Kanmu established a new capital, Nagaoka-kyō, in 784, before moving to Heian-kyō, or Kyoto, a decade later in 794.
AD 710 to 794