The purpose of this paper is to obtain the essential factors for space arrangement of Day-Service centers, by grasping the relation between the Day-Service center and communities, investigating the function of the center in the user's lives and clarifying the effective use of the centers' spaces through the usual programs. Main important factors are as follows: 1) Security of the basic function (health management / information exchange / life foundation) in the core space, 2) Introduction of "Space Choice" or "Space Division" to improve the upper function (role/social participation) and 3) Space management supporting for the elderly activities.
