ハンナ・リデル
, pen name , was a physician for Hansen's disease patients at Kaishun Hospital of Hannah Riddell and Tama Zenshoen Sanatorium and a writer. His book "Itameru Ashi" (Diseased Reeds) sold well. He was drafted into the Imperial Japanese Army in 1937 and again in 1941, and shot dead in Indonesia in 1945.