Dazaifu: Authority for defense and diplomacy of Japan with jurisdiction over Kyushu, Iki and Tsushima from ancient times to the period of the Ritsuryo system's (criminal, administrative and civil codes) Japan.
大宰府：古代から律令制日本の律令制の時代にかけて、九州・壱岐・対馬を所轄し日本の外交・防衛にあたった機関。