*Seika Takai¹, Toshiro Yamanaka¹, Kei Okamura², Tomohiro Toki³, Naoto Takahata⁴, Yuji Sano², Shinji Tsuchida⁵, Yoshihiro Fujiwara⁵ (1.Tokyo University of Marine Science and Technology, 2.Kochi University, 3.University of the Ryukyus, 4.University of Tokyo, 5.JAMSTEC)

*Heejun Kim¹, Hyunwoo Lee¹, Jungpyo Hong^1,2, Jung-Hun Song¹, Takanori Kagoshima³, Naoto Takahata⁴, Yuji Sano^4,5 (1.Seoul National University, 2.University of Michigan, 3.University of Toyama, 4.University of Tokyo, 5.Kochi University)

*Hyunwoo Lee¹, Mi Jung Lee², Tobias P. Fischer³, Jonghoon Park⁴, Naoto Takahata⁵, Yuji Sano^5,6 (1.Seoul National University, 2.Korea Polar Research Institute, 3.University of New Mexico, 4.Yonsei University, 5.Atmosphere and Ocean Research Institute, University of Tokyo, 6.Center for Advanced Marine Core Research, Kochi University)

*Glen Snyder¹, Ryo Matsumoto², Hitoshi Tomaru³, Fumito Shiraishi⁵, Shiono Miki¹, Yuji Sano⁴, Ma Teresa Nakajima¹ (1.Atmosphere and Ocean Research Institute, University of Tokyo, 2.Gas Hydrate Research Laboratory, Meiji University, 3.Department of Earth Sciences, Chiba University, 4.Center for Advanced Marine Core Research, Kochi University, 5.Earth and Planetary Systems Science Program, Hiroshima University)

*Wonhee Lee¹, Hyunwoo Lee¹, Heejun Kim¹, Jungpyo Hong^1,2, Jeonghoon Lee³, Hyejung Jung³, Naoto Takahata⁴, Yuji Sano^4,5 (1.School of Earth and Environmental Sciences, Seoul National University, Republic of Korea, 2.Department of Earth and Environmental Sciences, University of Michigan, Ann Arbor, Michigan, USA, 3.Department of Science Education, Ewha Womans University, Republic of Korea, 4.Atmosphere and Ocean Research Institute, University of Tokyo, Japan, 5.Center for Advanced Marine Core Research, Kochi University, Japan)

*Jeongyeon Yu¹, Heejun Kim¹, Jeonghoon Lee², Hyejung Jung², Naoto Takahata³, Yuji Sano^3,4, Hyunwoo Lee¹ (1.School of Earth and Environmental Sciences, Seoul National University, Republic of Korea, 2.Department of Science Education, Ewha Womans University, Seoul, Republic of Korea, 3.Atmosphere and Ocean Research Institute, University of Tokyo, Japan, 4.Center for Advanced Marine Core Research, Kochi University, Japan)

*Ai-Ti Chen^1,2, Hsaiofen Lee³, Yuji Sano⁴, Ya-chuan Lai³, Min-Hung Shih³, Cheng-Horng Lin⁵, Ching-Hua Lo^1,2 (1.Dept. of Geosciences, National Taiwan Univ., 2.RCFE, National Taiwan Univ., 3.NCREE, National Applied Research Laboratories, 4.CMCR, Kochi Univ., 5.IES, Academia Sinica)

*Ma Teresa Nakajima¹, Naoto Takahata¹, Hajime Obata¹, Takanori Kagoshima², Yuji Sano³ (1.AORI, University of Tokyo, 2.University of Toyama, 3.Kochi University)

*Yuji Sano¹, Takanori Kagoshima², Maoliang Zhang³, Naoto Takahata⁴ (1.Center for Advanced Marine Core Research, Kochi University , 2.Graduate School of Science and Engineering, University of Toyama, 3.School of Earth System Science, Tianjin University, 4.Atmosphere and Ocean Research Institute)

*Masataka Aizawa¹, Kohei Yonemori¹, Kana Sakiyama¹, Tomohiro Toki^1,2, Aishi Hirowatari¹, Ke-Han Song¹, Motohiro Sato³, Masao Ban³, Naoto Takahata⁴, Yuji Sano⁵, Ryuichi Shinjo^1,2 (1.Faculty of Science, University of the Ryukyus, 2.Research Institute for Humanity and Nature, 3.Faculty of Science, Yamagata University, 4.AORI, The University of Tokyo, 5.Center for Advanced Marine Core Research, Kochi University)