11:30 AM - 11:45 AM
*Atsuhiko Kinoshita1, Tsuneshi Nishioka2, Yasutaka TANAKA3, Wataru Sakurai1, Katsushi Kawato4 (1.National Institute for Land and Infrastructure Management, Ministry of Land, Infrastructure, Transport and Tourism, 2.Wakayama Sabo and Research Education Institute, Wakayama Prefecture, 3.Sediment Disaster Prevention Technology Center, Kinki Developing Regional Bureau, Ministry of Land, Infrastructure, Transport and Tourism, 4.NIPPON ENGINEERING CONSULTANTS CO., LTD.)