This paper clarifies the spatial composition and formation history of a Theravada Buddhist temple, Wat Paknam Japan Branch, which is a focal point of daily lives of Thai originated dwellers, and the relationship between the temple and them through on-site surveys. By considering land and facilities, Thai-Japanese mixed characteristics of the temple are clarified. Buddhist concept of merit was the key of temple expansion. Then, by considering movement route and activities within facilities it is clarified that temple is used by eight types of peoples with different purposes and degrees of overlap between their dwelled enviroment and temple differ.