Kensuke Mitsuda
In 1941, he made his opinions public in a newspaper called Chugai Nippou, and heated debate followed in the newspaper and Asahi Newspaper. At that time, the strict segregation policy was being taken by the state, and the "no leprosy patients in our prefecture" movement was in progress. Hiroshi Hayata, Hosaku Sakurai, both of the Kensuke Mitsuda school, attacked him. On November 14 and 15, there was heated debate between Ogasawara and scholars of the Mitsuda school. His speech was interrupted by a chairperson who stated Ogasawara admitted that leprosy was an infectious disease.