1. Associate Professor, Department of Civil and Environmental Engineering, Faculty of Science and Engineering, Toyo University
2. Lecturer, Environmental Engineering and Disaster Management Program, School of Interdisciplinary Studies, Mahidol University, Kanchanaburi Campus
3. Professor, Department of Civil and Environmental Engineering, Graduate School of Science and Technology, Gunma University
4. Graduate Student, Course of Civil and Environmental Engineering, Graduate School of Science and Engineering, Toyo University