The purpose is to clarify the position of Nagasaki Yojosho in Japan. The drawings were restored using previous research, old photographs, and excavated materials. It was revealed that Pompe, who came to teach medicine to Japanese people at the end of the Tokugawa Shogunate, used system of measurement in Rheinland and created his concept under the influence of Dutch architectural manuals and Nightingale’s reports. In addition to them, he revised a “plan” that considered the on-site and economic conditions. He built a state-of-the-art hospital at the time, but it had little impact on Japanese hospital construction.
