Behind this background, it was related to the fact that the wife of Sueyoshi was the daughter of TAIRA no Motomori (the second son of Kiyomori), and her presence also served as a kind of lubricant between both sides, the Cloistered Emperor and the Taira family, who were deeply opposed to each other.
この背景には、季能の妻が平基盛（清盛の次男）の娘であったことが関係しており、対立を深める法皇と平家の両者の狭間において、一種の潤滑油として作用する存在でもあった。