Abstract
In recent years, various environmental problems, such as destruction of global warming and an ozone layer and a problem of waste, are taken up. The method of structure and the system are adopted also for the field of a residence as a measure to them. The detached house of various methods of structure is built in Tochigi Prefecture. Then, in this paper, indoor thermal environment of straw bale house, OM solar house, and wooden detached house were surveyed. Thermal environment of the detached house by various methods of structure was examined from numerical simulation.