The purpose of this paper is to show the planning theme of primary schools for teachers considering their duties. We grasped the characteristics of work space usage and the essential space elements to perform the duties. In addition, the contemporary roles of faculty rooms and the total functions of school facilities were searched by analyzing the influence of the functions of faculty rooms on space usage. It is noted that providing the individual and common work spaces according to teaching position is important. Moreover, the further investigation of the exclusive relaxing space and the future faculty room is needed.