The purpose of this study is to clarify the construction of the stone roofs in TSUSHIMA. The stone roof is found in areas in Japan, but that of TSUSHIMA is very characteristic on the point that they make that by the mutual aid and the size of the stones. We made complete enumeration about stone roofs in TSUSHIMA, and analyzed its construction from the viewpoint of the kinds of stone and productive organization. As the result, we could get the three typology of the construction and clarify that the construction and productive organization have been influenced from the size and characteristics of the stones. And the big stones has been had rationality in terms of the ability of the roof and the maintenance.
