According to the recent review of ancient documents, a study shows that, before the Battle of Ichinotani, Yukitsuna had been appointed as the first Sotsuibushi (government post in charge of police and military roles) of Settsu Province, a position of power for mobilizing samurai warriors within Settsu Province in time of emergency.
なお、近年では古文書の検証から行綱が一ノ谷の戦い以前に初代摂津国惣追捕使に補任されており、有事の際には摂津国内の武士に動員をかける有力な立場にあったとする研究が提示されている。