For these distinguished services, the Akamatsu clan was appointed to Shugo (constable) of the Harima Province, and also raised to one of the four distinguished posts, comparable to those of the Kyogoku clan, the Isshiki clan, and the Yamana clan to participate in the shogunate administration in the Muromachi bakufu.
その功により播磨1国の守護に任じられると共に、室町幕府では京極氏・一色氏・山名氏と並ぶ四職のひとつとなって幕政に参画した。