, it is important to build the house of the conservation of energy design. When the energy consumption with the heating-cooling combination appliance is decreased, and it reforms, it requests it. Composure that enjoys reforming because it puts the heat insulator in the ceiling and the roof is sure to extend. The livability and the amenity of the house improve by adding the aspect that uses the design and construction materials that consider natural environment the result and there, too. Are neither the convenience improvement of the living nor the pursuit of easiness to live the majority?It is so to speak from necessity and puts the hand in the house. A richer living was enabled, and the window and the door where it touched air were made a structure with high insulation and air leakage efficiency, and it was not said that the house of any all electrification was built when the environment was considered but wall, floor, and familys health was obtained, and came to be able to obtain wide choices obtaining the design that reduced going of the heat of the room and the outside in and out as much as possible. When the apartment house and the apartment are built, re ..becoming.. ..the evaluation decrease.. , saying that considered Ground with house for rent ta though