Therefore, Nobutame HASEGAWA, Director for Hitsuke Tozoku Aratame-kata (Investigative Division for Arson and Organized Robbery), suggested to Sadanobu MATSUDAIRA that an accomodation facility should be built mainly for the purpose of rehabilitation of criminals, so Ninsokuyoseba was set up.
そのため、犯罪者の更生を主な目的とした収容施設を作ることを火付盗賊改方長官である長谷川宣以が松平定信に提案し、人足寄場が設置された。