1. (IAHR Member), Associate Professor, Department of Urban Management, Kyoto University, Kyoto, Japan
2. (IAHR Member), Professor, Department of Urban Management, Kyoto University, Kyoto, Japan
3. (IAHR Member), Associate Professor, Department of Hydraulic and Environmental Engineering, University of Belgrade, Belgrade, Serbia
4. (IAHR Member), Associate Professor, Division of Field Engineering for the Environment, Hokkaido University, Sapporo, Japan