4:20 PM - 4:30 PM
*Daichi Moteki1, Hiroyasu Yasuda2, Kiyoshi Hayasaka3, Shogo Muramatsu4 (1. Graduate School of Science and Technology, Niigata University, Niigata, Japan, 2. Research Institute for Natural Hazards & Disaster Recovery, Niigata University, Niigata, Japan, 3. Faculty of Science, Niigata University, Niigata, Japan, 4. Faculty of Engineering, Niigata University, Niigata, Japan)