The all site plans of Tondenhei-muras have different patterns. Here we would like to reveal the rural design theory of them and the reason to create diversity of site plans, by the method of overlay mapping analysis with field survey and reference of documents. The aim of rural design at Tondenhei-muras was making the sense of community where settlers could cultivate new lands and take roots. To protect from the severe climate conditions of new land, they recognized that the trees, especially windbreak forests were efficent. They designed the site plan by composing of territory of settlers within walking distance through the medium of acsess road. They created two spacial axises in the settlement, socio-economical axis and spritual axis.The unit number of one settlement was 200〜240 and would not be enlarged, so that they could plan with cafefully reading the conditons of topgraphy in each site,create details and variation of site plans.
