It is also known that he conducted flood control and land reclamation, basic policies of the Edo bakufu, and planted cherry trees in Asukayama Park, a bank of Sumida-gawa River, and other places as a part urban improvement.
江戸幕府の基本政策である治水や埋め立て、町場の整備の一環として飛鳥山公園や墨田川堤などへ桜の植樹をしたことでも知られる。