Although having never been appointed to Roju, Yanagisawa was given Kamiza (seat of honor) of Roju and the title of Roju-kau (Roju level), occupying the highest post of the bakufu government both in name and reality.
柳沢は正式に老中に就任することは無かったが、老中上座、大老格の名を与えられ、名実共に幕臣最高の位置を占めた。