Shikiden were rice fields provided to the government officials who were the members of Daijokan (Grand Council of State) and held the ranks of Dainagon (chief councilor of the state) or higher and to Gunji (local magistrates), and kugaiden were rice fields provided to Kokushi (provincial governors) and officials of Dazaifu (local government office in the Kyushu region).
職田は、大納言以上の太政官の官人および郡司へ支給される田地であり、公廨田は、国司および大宰府官人へ支給される田地である。