Daijō-kanthe ritsuryō state produced more and more information which was carefully archived. But, with the passage of time in the Heian period, ritsuryō institutions
Taihō (era)approved. 702 (Taihō 2): The Taihō Code or "Code of Taihō" (大宝律令, Taihō-ritsuryō) or Taihōryō reorganized Japan's government. It completed the Taika Reforms
Yōrō(Yōrō 2): Changes in the Taihō Code are made. The Yōrō Code (養老律令, Yōrō-ritsuryō) combines comments with changes and additions. 720 (Yōrō 4): Nihon Shoki
Department of DivinitiesDivinities was a government organization in Japan that was created during the ritsuryō reforms in the 8th century. It had several names, including the Department
Taika (era)(大化の改新, Taika no kaishin). The ideas and goals of this systemic reform (律令, ritsuryō) were written. For example, Kōtoku divided Japan into eight provinces.