During the period of the Kanno Disturbance, Kuniuji HATAKEYAMA (Oshu Kanrei [governor of Oshu]), Sadaie KIRA, and others were appointed as the Supreme Commander of Oshu, which was later taken up by the Shiba Oshu family, a descendant of Iekane SHIBA, and kept in the order of succession after that.
観応の擾乱期には畠山国氏(奥州管領)、吉良貞家らが任ぜられたが、斯波家兼の子孫である斯波奥州家がやがて就任し、世襲する。