*Naoto Ishikawa¹, Ryokei Yoshimura², Tesfaye Kidane¹¹, Shin-ichiro Higashino³, Shin-ichi Kagashima⁴, Nobutatsu Mochizuki⁶, Ameha A. Muluneh⁵, Kirika Kitagawa⁴, Mamoru Kadoya⁷, Noriaki Obara¹⁰, Yo-ichiro Otofuji⁹, Minoru Funaki, Tetsu Kogiso¹, Masakazu Fujii⁸ (1.Graduate School of Human and Environmental Studies, Kyoto University, 2.Disaster Prevention Research Institute, Kyoto University, 3.Graduate School of Engineering, Kyushu University, 4.Yamagata University, 5.Addis Ababa University, 6.Kumamoto University, 7.X-TREME COMPOSITE JAPAN, 8.National Institute of Polar Research, 9.Japan Geochronology Network, 10.Robotista, 11.University of KwaZulu Natal)

*Naoto Ishikawa¹, Ryokei Yoshimura², Tesfaye Kidane¹¹, Shin-ichiro Higashino³, Shin-ichi Kagashima⁴, Nobutatsu Mochizuki⁶, Ameha A. Muluneh⁵, Kirika Kitagawa⁴, Mamoru Kadoya⁷, Noriaki Obara¹⁰, Yo-ichiro Otofuji⁹, Minoru Funaki, Tetsu Kogiso¹, Masakazu Fujii⁸ (1.Graduate School of Human and Environmental Studies, Kyoto University, 2.Disaster Prevention Research Institute, Kyoto University, 3.Graduate School of Engineering, Kyushu University, 4.Yamagata University, 5.Addis Ababa University, 6.Kumamoto University, 7.X-TREME COMPOSITE JAPAN, 8.National Institute of Polar Research, 9.Japan Geochronology Network, 10.Robotista, 11.University of KwaZulu Natal)

*Norikatsu Akizawa¹, Akira Ishikawa², Katsuhiko Suzuki³, Tetsu Kogiso⁴ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 3.Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), 4.Graduate School of Human and Environmental Studies, Kyoto University)

*Norikatsu Akizawa¹, Akira Ishikawa², Katsuhiko Suzuki³, Tetsu Kogiso⁴ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 3.Research and Development Center for Submarine Resources, Japan Agency for Marine-Earth Science and Technology (JAMSTEC), 4.Graduate School of Human and Environmental Studies, Kyoto University)

*Ryo Tsujihara^1,2, Tetsu Kogiso¹, Takashi Sano³, Hidemi Ishibashi⁴ (1.Graduate School of Human and Environmental Studies, Kyoto University, 2.Asia Air Survey Co., Ltd., 3.National Museum of Nature and Science, 4.Faculty of Science, Shizuoka University)

*Keishiro Azami¹, Shiki Machida², Naoto Hirano³, Tetsu Kogiso⁴, Yasuhiro Kato^1,2 (1.Department of System Innovation, School of Engineering, The University of Tokyo, 2.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 3.Center for Northeast Asian Studies, Tohoku University, 4.Graduate School of Human and Environmental Studies, Kyoto University)

*Shiki Machida^1,2, Ryo Shimomura², Koichi Horinouchi², Kentaro Nakamura², Tetsu Kogiso³, Yasuhiro Kato^2,1 (1.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 2.University of Tokyo, 3.Kyoto University)

*Shiki Machida^1,2, Ryo Shimomura², Koichi Horinouchi², Kentaro Nakamura², Tetsu Kogiso³, Yasuhiro Kato^2,1 (1.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 2.University of Tokyo, 3.Kyoto University)