After his death, the emperors regained the authority to approve families, but since there was no military force in the court nobles' society it was impossible to maintain family estates without depending on the military force of the Muromachi bakufu or the Shugo (Military Governor) Daimyo; thus the cooperative system in which emperors approved of the names of families and shoguns literally approved of family estates continued for a long time.
足利義満の死後には天皇が家門安堵の権限を回復するようになるが、その一方で軍事力を持たない公家社会においては室町幕府や守護大名の軍事力に依存しなければ家領の保全が不可能であったために、天皇が家門そのものを安堵し、将軍が家領の実質面での安堵を行うという共同体制が長く続くことになった。