Co-organized by GSGES, the 38th Symposium of the Association of Kyoto University Environmental and Sanitary Engineering Research was held at the Kyoto University Clock Tower Centennial Hall on 29 and 30 July 2016 with participants of 165 researchers, practitioners, and students in environmental sanitary engineering field. The symposium was consisted from the special session on social revolution toward the survivable society, the project session on, an influence of population decline on the environmental facilities, and 21 presentations in the general session on water supply, water treatment, water environment, and solid wastes and soil pollution, as well as 17 presentations on a poster session. Through the presentation and active discussion, the latest information in environmental sanitary engineering field was exchanged among participants.