*Daisuke Ishimura¹, Yoshiya Iwasa², Naoya Takahashi³, Ryuji Tadokoro⁴, Ryuhei Oda¹, Kosumo Kajii⁵, Jun Matsukaze¹, Takashi Ishizawa⁶, Hiroyuki Tsutsumi⁵ (1.Department of Geography, Tokyo Metropolitan University, 2.Graduate School of Education, Hiroshima University, 3.Department of EarthScience, Tohoku University, 4.Graduate School of Science, Chiba University, 5.Department of Environmental Systems Science, Faculty of Science and Engineering, Doshisha University, 6.International Research Institute of Disaster Science, Tohoku University)

*Yuichi Nishimura¹, Alexander Shishkin², Yasuhiro Takashimizu³, Daisuke Sugawara⁴, Takashi Ishizawa⁵, Koichiro Tanigawa⁶ (1.Graduate School of Science, Hokkaido University, 2.Institute of Marine Geology and Geophysics, Russian Academy of Sciences, 3.Faculty of Education, Niigata University, 4.Museum of Natural and Environmental History, Shizuoka, 5.International Research Institute of Disaster Science, Tohoku University, 6.The National Institute of Advanced Industrial Science and Technology )

*Takashi Ishizawa¹, Yuichi Nishimura² (1.International Research Institute of Disaster Science, Tohoku University, 2.Institute of Seismology and Volcanology, Hokkaido University)

*Kamiya Tomohisa¹, Kazuhisa Goto², Takashi Ishizawa¹, Hiroshi Tetsuka¹, Erick Velasco R.¹, Daisuke Ishimura³, Kenta Satoh¹ (1.Tohoku University, 2.University of Tokyo, 3.Tokyo Metropolitan University)