Among juvenile delinquents who have committed crimes, those who the prosecutors’ office and the court decided should be sent to a penal institution are to be sent to a juvenile prison. What is counted as one of the main reasons in the background of those young people’s crimes is their feeling of uncertainty about life and work. The Former Nara Prison had played an important role as Nara Juvenile Prison since 1946, not only for their penal servitude, but also for their “rectification.” Despite the closure of Nara Juvenile Prison, prisons across this country are grappling with various tasks for the sake of released prisoners, such as social rehabilitation, prevention of reoffending, etc.