Having selected it of it is not built on the sloping land but bury the half isa start of this plan, and the frame . The outer shell of RC is a house, and a retaining wall.The reduction of the total cost and the use resource has been achievedby both combining . Broad-minded has been brought to life with a small house by having engineering works scale .RC is construction materials of the maximum amount in this house .It is used while harmonizing with the softness of wood as a finishingmaterial to its maximum . It is one proposal when the house is built on slope ground .