He translated the Western anatomy book "Ontleedkundige Tafelen," which he obtained in Nagasaki, into Japanese with Genpaku SUGITA, Junan NAKAGAWA, Hoshu KATSURAGAWA in three years and five months to issue the translation as "Kaitai Shinsho" (New Book of Anatomy).
留学中に手に入れた西洋の解剖書『ターヘル・アナトミア』を杉田玄白、中川淳庵、桂川甫周ら盟友と3年5ヶ月で翻訳し『解体新書』を編纂した。