When Tadanari died in 1834, Tadakuni MIZUNO, who had joined the Roju after serving as jisha-bugyo (the magistrate of temples and shrines) and Kyoto shoshidai (the Kyoto deputy), succeeded him.
天保5年（1834年）に忠成が死去すると、寺社奉行・京都所司代から老中となった水野忠邦がその後任となる。