In September 702, the Imperial court assembled weapons in Dazai-fu (local government office in Kyushu region) and sent troops to southern Kyushu at the same time as it established Hayahito Province (later Satsuma Province) for the purpose of reinforcing the ruling system in the area.
朝廷は大宰府に武器を集め702年（大宝(日本)2年）8月、九州南部に兵を送るとともに唱更国（後の薩摩国）を設置し現地の支配体制を強化した。