4:00 PM - 4:15 PM
*Masamitsu Fujimoto1, Toru Danjo2, Kenichiro Toda3, Masayuki Ujihara4, Yoshifumi Satofuka1, Ryoichi Fukagawa1 (1.Ritsumeikan University, 2.National Research Institute for Earth Science and Disaster Resilience, 3.Geo Forest Co.,Ltd, 4.Nittoc Construction Co.,Ltd)