*Yutaka ICHIKAWA¹, Yuya TAKABE², Takashi NAKAMURA³, Jun MAGOME³, Hiroshi ISHIDAIRA³ (1.Graduate School of Engineering, Kyoto University, 2.Graduate School of Medicine and Engineering, University of Yamanashi, 3.International Centre for River Basin Environment, University of Yamanashi)

*Koyomi NAKAZAWA¹, Osamu NAGAFUCHI¹, Kanji OKANO¹, Ken'ichi OSAKA¹, Etsuji HAMABATA¹, Keisuke IKEDA¹, Akifumi YOSHIDA¹, Javzan CHOIJIL², Jamstram TSUGTBAATAR² (1.University of Shiga prefecture, 2.Institute of Geography Mongolian academy of sciences)

*Akinobu MIYAKOSHI¹, Takeshi HAYASHI², Masafumi KAWAI³, Shinichi KAWASHIMA³, Kuniki KOKUBUN³, Hideki HAMAMOTO⁴, Shoichi HACHINOHE⁴ (1.Geological Survey of Japan, AIST, 2.Faculty of Education and Human Studies, Akita University, 3.Civil Engineering Support and Training Center, Tokyo Metropolitan Government, 4.Center for Environmental Science in Saitama)

*Youngyun PARK¹, Jong-koo MOK², Bum-ju JANG², Seung-jin LEE², Yu-chul PARK³, Jin-yong LEE¹ (1.Department of Geology, Kangwon National University, Republic of Korea, 2.Geo3eco Co. Ltd., Chuncheon, Republic of Korea, 3.Department of Geophysics, Kangwon National University, Republic of Korea)

*Masaya YASUHARA¹, Akihiko INAMURA¹, Takashi NAKAMURA², Takeshi HAYASHI³, Kazuyoshi ASAI⁴ (1.Geological Survey of Japan, AIST, 2.University of Yamanashi, 3.Akita University, 4.Geo Science Laboratory)