The aim of this study is to clarify the composition of the sales venue of “Pottery Market” in Mashiko Town from combination of elements and arrangement of buildings and open spaces. Through this study, 8 types of composition are determined. Furthermore, by comparing the composition of normal times and the time of the pottery market event, several characteristics related on the regional environment are found. These are continuation of ordinary condition, changes where the marginal space of the town becomes the sales venue, expansion of the sales area, and changes in which the surrounding environmental elements participate in the composition.
