抄録
Survey was conducted various water-saving equipment to set up a detached house of six. In a previous paper, I had reported the findings of wastewater concentration and water. In this paper, we further investigated the water use survey and the number of uses of the toilet. Survey were compared, including the results was carried out and this time the basic unit of 1970s. To organize the contents compared to the findings of the literature, such as an increase or decrease the amount of water for each use of the home.
