3:45 PM - 4:00 PM
*Ugou Tsubasa1, Kazuya Ishitsuka2, Toru Mogi3 (1.Department of Socio-Environmental Engineering Scool of Engineering Hokkaido University, 2.Division of Urban Management, Grduate School of Engineering, Kyoto University, 3.Division of Sustinable Resources Enginieering, Faculty of Engineering, Hokkaido University)