*Shun Muto¹, Satoshi Takahashi², Masafumi MURAYAMA^3,4 (1.Geological Survey of Japan, AIST, 2.Department of Earth and Planetary Sciences, Nagoya University, 3.Faculty of Agriculture and Marine Science, Kochi University, 4.Center for Advanced Marine Core Research, Kochi University)

*Junichiro Kuroda^1,5, Kyoko Hagino², Yoichi Usui³, Paul R Bown⁴, Kan-Hsi Hsiung⁵, Saburo Sakai⁵, Masafumi MURAYAMA², Takuto Ando⁶ (1.Department of Ocean Floor Geoscience, Atmosphere and Ocean Research Institute, the University of Tokyo, 2.Center for Advanced Marine Core Research, Kochi University, 3.Kanazawa University, 4.University College London, 5.Japan Agency for Marine-Earth Science and Technology, 6.Akita University)

*Nanae Fukushima¹, Hirochika Sumino², Tomoaki Morishita³, Juan Miguel Guotana⁴, Ikuya Nishio⁴, Kenichiro Tani⁵, Pedro Waterton⁶, Kristoffer Szilas⁶, Hikaru Sawada⁸, Masafumi Murayama⁷ (1.Graduate School of Arts and Sciences, The University of Tokyo, 2.Research Center for Advanced Science and Technology, The University of Tokyo, 3.School of Geoscience and Civil Engineering, College of Science and Technology, Kanazawa University, 4.Graduate School of Natural Science and Technology, Kanazawa University, 5.Department of Geology and Paleontology, National Museum of Nature and Science, 6.Department of Geosciences and Natural Resource Management, University of Copenhagen, 7.Faculty of Agriculture and Marine Science, Kochi University, 8.Japan Marine Science and Technology Center)

*Wenjing Wang^1,2, Yoshitaka Hashimoto², Masafumi MURAYAMA², Takahiro Hosokawa² (1.China University of Geoscience, Wuhan, China, 2.Kochi University, Japan)

*KanHsi Hsiung¹, Toshiya Kanamatsu¹, Ken Ikehara², Masafumi MURAYAMA³, Yuhji Yamamoto⁴ (1.Japan Agency for Marine-Earth Science and Technology, 2.National Institute of Advanced Industrial Science and Technology, 3.Faculty of Agriculture and Marine Science, Kochi University, 4.Center for Advanced Marine Core Research, Kochi University)

*Katsura Kameo¹, Makoto Takeuchi¹, Masanari Ashida¹, RYO NAKANISHI¹, Juichiro Ashi¹, Masafumi MURAYAMA² (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Kochi University)

*Shunichi Kinoshita¹, Quan Wang², Azumi Kuroyanagi³, Masafumi MURAYAMA⁴, Yurika Ujiie⁵, Hodaka Kawahata⁶ (1.Department of Geology and Paleontology, National Museum of Nature and Science, 2.Atmosphere Ocean Research Institute, the University of Tokyo, 3.Tohoku University Museum, The Center for Academic Resources and Archives, Tohoku University, 4.Faculty of Agriculture and Marine Science, Kochi University, 5.Center for Advanced Marine Core Research, Kochi University, 6.School of Creative Science and Engineering, the Faculty of Science and Engineering, Waseda University)

*Arisa Seki¹, Ryuji Tada², Shunsuke Kurokawa³, Tomohisa Irino⁴, Masafumi Murayama^5,6 (1.Faculty of Science, Shinshu University, 2.Institute for Geo-Cosmology, Chiba Institute of Technology, 3.Graduate School of Science, The University of Tokyo, 4.Faculty of Environmental Earth Science, Hokkaido University, 5.Faculty of Agriculture and Marine Science, Kochi University, 6.Center for Advanced Marine Core Research, Kochi University)

*Kenji Matsuzaki¹, Takuya Itaki², Kyung Eun Lee³, Yoshimi Kubota⁴, Takuya Sagawa⁵, Keiji Horikawa⁶, Masafumi Murayama⁷ (1.Atmosphere and Ocean Research Institute, The university of Tokyo, 2.AIST, Geological Survey of Japan, 3.Division of Marine Environment and Bioscience, Korea Maritime University, 4.Geology and Paleontology, National Museum of Nature and Science, 5.Faculty of Geosciences and Civil Engineering, Institute of Science and Engineering, Kanazawa University, 6.Faculty of Science, Academic Assembly, University of Toyama, 7.Faculty of Agriculture and Marine Science, Department of Marine Resource Science, Kochi University)

*Masafumi MURAYAMA^1,2, Risa Kotoku⁵, Kazuno Arai², Naomi Harada^4,3 (1.Faculty of Agriculture and Marine Science, Kochi University, 2.Center for Advanced Marine Core Research, Kochi University, 3.Research Institute for Global Change, Japan Agency for Marine-Earth Science and Technology, 4.Atmosphere and Ocean Research Institute, The University of Tokyo, 5.Graduate school of Integrated Arts and Science, Kochi Univ.)

*Ono Iroha¹, Hitoshi Hasegawa¹, Hirofumi Asahi¹, Nagayoshi Katsuta², Masafumi MURAYAMA¹, Ichinnorov Niiden³ (1.Kochi Univ., 2.Gifu Univ., 3.Mongolian Academy of Sciences)

*Masashi Tsuchiya¹, Tomo Kitahashi², Ryota Nakajima¹, Kazumasa Oguri³, Kiichiro Kawamura⁴, Akimu Nakamura⁵, Kengo Nakano⁶, Yosaku Maeda¹, Masafumi MURAYAMA⁷, Sanae Chiba⁸, Katsunori FUJIKURA¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.KANSO TECHNOS CO., LTD., 3.Hadal and Nordcee, Department of Biology, University of Southern Denmark, 4.Graduate School of Sciences and Technology for Innovation, Yamaguchi University, 5.Nishi-Nippon Railroad Co., Ltd., 6.Fujiyama, 7.Faculty of Agriculture and Marine Science, Kochi University, 8.North Pacific Marine Science Organization)

*Kantaro Yamada¹, Tomohiro Toki², Masafumi MURAYAMA³, Akira Ijiri¹ (1.Kobe University, 2.University of the Ryukyus, 3.Kochi University)

*Hirokuni Oda¹, Wataru Katanoda^1,2, Akira Usui², Masafumi MURAYAMA², Yuhji Yamamoto² (1.Institute of Geology and Geoinformation, Geological Survey of Japan, AIST, 2.Kochi University)