2:45 PM - 3:00 PM
*Kiyoyuki Shigeno1, Futoshi Nanayama2,3, Kazuaki Watanabe2, Masayuki Ishii4, Kazuhito Ishiwata5, Shigeto Inokuma6 (1.Meiji consultant co.,Ltd., 2.Research Institute of Geology and Geoinformation, Geological Survey of Japan, 3.Center for water cycle, marine environment and disaster mitigation, Kumamoto University, 4.Ishii Professional Engineer Office, 5.Betsukai municipal museum, 6.Nemuro municipal museum)