And moreover, he implemented various reforms, such as renewing Edo city through establishing local fire brigades and Koishikawa Hospital, mitigating prohibition of Western knowledge through various measures (lifting an embargo on the import of Western books translated into Chinese characters, permitting cultivation of sweet potatoes, and so on), and handling matters about merchants (issuing Mutual Settlement Decree on money matters, permitting "kabu nakama" [a kind of cartel formed by wholesalers and other merchants], and so on).
更には江戸の都市政策（町火消の創設、小石川養生所の設置）、西洋知識禁制の緩和（漢訳洋書禁輸の緩和、甘藷栽培など）、商人対策（相対済まし令、株仲間の公認など）などの諸改革も行われた。