*Naoto Ishikawa¹, Ryokei Yoshimura², Tesfaye Kidane Birke³, Shin-ichiro Higashino⁴, Shin-ichi Kagashima⁵, Ameha A. Mulneh⁶, Kirika Kitagawa⁵, Nobutatsu Mochizuki¹², Masakazu Fujii⁷, Mamoru Kadoya¹¹, Mitsuhiro Iwamoto¹¹, Noriaki Obara⁹, Yo-ichiro Otofuji⁸, Minoru Funaki, Tetsu Kogiso¹⁰ (1.Faculty of Sustainable Design, Toyama University, 2.Disaster Prevention Research Institute, Kyoto University., 3.University of KwaZulu Natal, 4.Graduate School of Engineering, Kyushu University, 5.Yamagata University, 6.Addis Ababa University, 7.National Institute of Polar Research, 8.Japan Geochronology Network, 9.Robotista, 10.Graduate School of Human and Environmental Studies, Kyoto University, 11.X-treme Composite Japan, 12.Kumamoto University)

*Norikatsu Akizawa¹, Kazuhito Ozawa², Simon Richard Wallis², Akihiro Tamura³, Akira Ishikawa⁴, Tetsu Kogiso⁵ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Department of Earth and Planetary Science, The University of Tokyo, 3.Faculty of Geosciences and Civil Engineering, Kanazawa University, 4.Department of Earth and Planetary Sciences, Tokyo Institute and Technology, 5.Graduate School of Human and Environmental Studies, Kyoto University)

HIrotaro Sagi¹, *Tetsu Kogiso¹ (1.Kyoto Univ.)

*Gen Shimoda¹, Tetsu Kogiso² (1.Geological Survey of Japan, AIST, 2.Graduate School of Human and Environmental Studies, Kyoto University)

*Teruyuki Maruoka¹, Yoshiro Nishio², Tetsu Kogiso³, Katsuhiko Suzuki⁴ (1.University of Tsukuba, 2.Kochi University, 3.Kyoto University, 4.Japan Agency for Marine-Earth Science and Technology)