After that, however, when Mochiie's cousin Mitsumasa AKAMATSU raised an army against the Yamana clan which additionally held the military governor of Harima Province, Mochiie cooperated with Mitsumasa.
しかしその後、従兄弟の赤松満政が播磨国守護を兼ねた山名氏に対して挙兵するとこれに応ずる。