*Kazuhisa A. Chikita¹, Akio Goto², Jun Okada³, Satoshi Miura⁴, Mare Yamamoto⁴ (1.Arctic Research Center, Hokkaido University, 2.Center for Northeast Asian Studies, Tohoku University, 3.Volcanology Research Department, Meteorological Research Institute, , 4.Research Center for Prediction of Earthquakes and Volcanic Eruptions, Faculty of Science, Tohoku University)

*Maho Iwaki¹, Kazuhide Hayakawa², Naoshige Goto³ (1.Lake Biwa Museum, 2.Lake Biwa Environmental Research Institute, 3.The University of Shiga Prefecture)

*Mitsuyo Saito¹, Shin-ichi Onodera², Yusuke Tomozawa², Kunyang Wang², Syuhei Ban³, Noboru Okuda⁴ (1.Graduate School of Environmental and Life Science, Okayama University, 2.Graduate School of Integrated Arts and Sciences, Hiroshima University, 3.School of Environmental Sciences, The University of Shiga Prefecture, 4.Research Institute for Humanity and Nature)

*Naoshige Goto¹, Maho Iwaki², Shuhei Ban¹, Kazuhide Hayakawa³ (1.The University of Shiga Prefecture, 2.Lake Biwa Museum, 3.Lake Biwa Environmental Research Institute)

*Arata Katamura¹, Takeshi Hayashi², Daizo Ishiyama¹, Yasumasa Ogawa¹ (1.Graduate School of International Resource Sciences, Akita University, 2.Faculty of Education and Human Studies, Akita University)

*Shin-ichi Onodera¹, Mitsuyo Saito², Yusuke Tomozawa¹, Toru Takeuchi³ (1.Graduate School of Integrated and Arts Sciences, Hiroshima University, 2.Okayama University, 3.Fujita Geology Co.)

*Anna Fadliah Rusydi^1,5, Mitsuyo Saito², Seiichiro Ioka³, Morihiro Maeda², Fujio Hyodo⁴, Rizka Maria⁵, Shin-ichi Onodera¹ (1.Graduate School of Integrated Arts and Sciences, Hiroshima University, Japan, 2.Graduate School of Environmental and Life Sciences, Okayama University, Japan, 3.Institute of Regional Innovation, Hirosaki University, Japan, 4.Research Core for Interdisciplinary Sciences, Okayama University, 5.Research Center for Geotechnology, Indonesian Institute of Sciences, Indonesia)

*Kunyang Wang¹, Shin-ichi Onodera¹, Mitsuyo Saito², Yuta Shimizu³ (1.Graduate School of Integrated Arts and Science, Hiroshima University, 2.Faculty of Environmental Science and Technology, Okayama University, 3.National Agriculture and Food Research Organization)

*Yuta Shimizu¹, Kenji Matsumori¹ (1.Western Region Agricultural Research Center, National Agriculture and Food Research Organization)

*Sharon Bih Kimbi¹, Shingo Nozaki¹, Shin-ichi Onodera¹, Kunyang Wang¹, Yusuke Tomozawa¹ (1.Graduate School of Integrate Arts and Sciences, Hiroshima University)

*Seiichiro Ioka¹, Shin-ichi Onodera², Mitsuyo Saito³, Anna Fadliah Rusydi^2,4, Sachi Wakasa¹ (1.Institute of Regional Innovation, Hirosaki University, Japan, 2.Graduate School of Integrated Arts and Sciences, Hiroshima University, Japan, 3.Graduate School of Environmental and Life Sciences, Okayama University, Japan, 4.Research Center for Geotechnology, Indonesian Institute of Sciences, Indonesia)

*Takuya Ishida¹, Yusuke Tomozawa², Xin Liu³, Jun Qian³, Mitsuyo Saito⁴, Shin-ichi Onodera², Noboru Okuda¹, Syuhei Ban³ (1.Research Institute for Humanity and Nature, 2.Hiroshima Univ., 3.The Univ. of Shiga Pref., 4.Okayama Univ.)

*Yuko Itoh¹, Masahiro Kobayashi¹, Toru Okamoto¹, Akihiro Imaya² (1.Forestry and Forest Products Research Institute, Japan, 2.Japan International Research Center for Agricultural Sciences)

*Taichi Matsuura¹, Yasuhiro Tawara¹, Susumu Saita¹, Takafumi Yoshida¹, Tetsunori Inoue² (1.Geosphere Environmental Technology Corp., 2.Port and Airport Research Institute)

*Atsuki Sato¹, Koji Kodera², Igari Yoshihiro³ (1.Hosei Uiversity, Undergrad.Student, Department of Geography, 2.Hosei University, Faculty of Letters, Department of Geography, 3.Hosei University, Grad.Students of Humanities)

*Yoshihiro Igari¹, Koji Kodera², Kazuki Asami¹ (1.Hosei University Graduate School, 2.Hosei University)

*Shingo Nozaki¹, Shin-ichi Onodera², Yusuke Tomozawa², Mitsuyo Saito³ (1. Graduate school of integrate arts and sciences,Hiroshima University, 2.Graduate school of integrate arts and sciences,Hiroshima University, 3.Graduate school of Environmental and Life science, Okayama University)

*Yusuke Tomozawa¹, Shin-ichi Onodera¹, Mitsuyo Saito², Tohru TAKEUCHI³, Yutaka MARUYAMA, Koichi Kitaoka⁴ (1.Graduate School of Integrated Arts and Sciences Hiroshima University, 2.Graduate School of Environmental and Life Science, Okayama University, 3.Fujita Geology Co., Ltd., 4.Okayama University of Scienece)

*Airi Maruyama¹, Tomohisa Irino¹ (1.Biogeochemistry Course, Earth System Science, Faculty of Environmental Earth Science, Hokkaido University)

*Akimitsu Shiraishi¹, Mitsuyo Saito¹, Akira Hama², Shin-ichi Onodera³, Toru Iwata¹ (1.Graduate School of Environmental Science, Okayama University, 2.College of Education, Yokohama National University, 3.Graduate School of Integrated Arts and Sciences, Hiroshima University)

*Hideyuki Inui¹, Vladimir Beskoski², Mikael Motelica-Heino³ (1.Kobe University, 2.University of Belgrade, 3.University of Orléans)

*Masato Oda¹, Koji Kodera¹, Atsuki Sato¹ (1.Hosei University, faculty of literature ,Geography)

*Yang Cao¹, Shin-ichi Onodera², Mitsuyo Saito³, Hide Omae⁴, Yoshiko Iizumi⁵ (1.Nanjing Institute of Geography and Limnology, Chinese Academy of Sciences, 2.Hiroshima University, 3.Okayama University, 4.Tropical Agriculture Research Front (TARF), Japan International Research Center for Agricultural Sciences (JIRCAS), 5.Nihon University)

*Masahiro Kobayashi¹ (1.Forestry and Forest Products Research Institute)

*Shota Nakauchi¹, Takahiro Hosono¹, Kimpei Ichiyanagi¹ (1.Kumamoto University)

*Naohiro Imamura¹, Naoyuki Yamashita¹, Masahiro Kobayashi¹, Takanori Shimizu¹, Shinji Sawano¹, Koji Tamai¹, Shin’ichi Iida¹, Naoki Kabeya¹, Yoshio Tsuboyama¹ (1.Forestry and Forest Products Research Institute)