Ienari consequently appointed his sobayonin (lord chamberlain) Tadaakira MIZUNO as Kattegakari and chief of the Roju, which kept the Kansei era retainers, including Tadakiyo MAKINO, away from the shogunate.
このため文政元年（1818年）から家斉は側用人の水野忠成を勝手掛・老中首座に任命し、牧野忠精ら寛政の遺老らを幕政の中枢部から遠ざけた。