The paper aims at clarifying current problems and improving proposal system introduced into the selecting process of architects for hospital buildings. Three types of surveys have been carried out on the current situation of the system. The first is questionnaire survey on the method of getting design works, the second is on the operation of proposal system and the third is on the content of requirements and the way of expressing ideas. The surveys revealed several problems of the system, inter alia, there are still considerable gaps to be filled in client side to attain appropriate benefits of the system.