Inamura Kubo was established when Mitsukane ASHIKAGA, the third Kamakura Kubo, sent his younger brother, Mitsusada ASHIKAGA, to Inamura in Iwase County in Mutsu Province for governing the Oshu region.
3代鎌倉公方足利満兼が奥州統治のため弟の足利満貞を陸奥国岩瀬郡の稲村に派遣して成立。