*kaoru fujita¹, Hiroshi Ogasawara², Yasuo Yabe³, Masaki Kanao⁴, Jun'ichi Okuno⁴, Atsushi Okamoto³, Shunya Okino³, hamagaki takaya², Yoshitaka Hashimoto⁵, Akira Tsuchiyama², Yuhji Yamamoto⁵ (1.The Graduate University for Advanced Studies, 2.Ritsumeikan University, 3.Tohoku University, 4.National Institute of Polar Research, 5.Kochi University)

*Kuniyuki Furukawa¹, Tatsuo Kanamaru², Kenichiro Tani³, Noriko Kawamura⁴, Jun Shibuya², Yuhji Yamamoto⁵, Akari Maki¹ (1.Aichi University, 2.Nihon University, 3.National Museum of Nature and Science, 4.Japan Coast Guard Academy, 5.Kochi University)

*Yuhji Yamamoto¹, Toshiya Kanamatsu², KanHsi Hsiung², Takashi Ishizawa³, Ken Ikehara⁴ (1.Marine Core Research Institute, Kochi University, 2.Research Institute for Marine Geodynamics, Japan Agency for Marine-Earth Science and Technology, 3.International Research Institute of Disaster Science, Tohoku University, 4.Research Institute of Geology and Geoinformation, National Institute of Advanced Industrial Science and Technology)

*Toshitsugu Yamazaki^1,2, Jiaxi Li ¹, Yuhji Yamamoto² (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Marine Core Research Institute, Kochi University)

*Hyeon-Seon Ahn^1,2, Sujeong Park¹, Hyun Ho Yoon¹, Jaesoo Lim^1,2, Yuhji Yamamoto³ (1.Korea Institute of Geoscience and Mineral Resources (KIGAM), 2.University of Science and Technology (UST), 3.Marine Core Research Institute (MaCRI), Kochi University)

*Hiroki Matsumoto¹, Chisato Anai², Hitoshi Hasegawa¹, Kanade Izumi¹, Minoru Ikehara¹, Aki Sakuma³, Ryusei Kuma⁴, Yuhji Yamamoto¹ (1.Kochi University, 2.Kyuto University, 3.University of Tokyo, 4.Miyazaki University)

*Yuto Koremura¹, Yuhji Yamamoto¹, Hiroyuki Hoshi², Chie Kato³, Jowita Kumek⁴, Justin Tonti-Filippini⁵, Elisa Piispa⁴ (1.Kochi University , 2.Aichi University of Education, 3.Kyushu University, 4.University of Iceland, 5.University of Oslo)

*Tetsuro Sato¹, Masaki Yamada², Masahiko Sato³, Naruya Asaka², Yuhji Yamamoto¹, Hironori Hidaka⁴, Kasumi Sakurai^4,5, Kotaro Kawai⁴, Toyohiro Kato⁴, Yusuke Kurosaki⁴, Atsuko Kobayashi^1,4, Joseph Lynn Kirschvink^1,6 (1.Kochi University, 2.Shinshu University, 3.Tokyo University of Science, 4.Institute of Science Tokyo, 5.KTH Royal Institute of Technology, 6.California Institute of Technology)

*Jun Shibuya¹, Tatsuo Kanamaru², Kuniyuki Furukawa³, Kenichiro Tani⁴, Yuhji Yamamoto⁵ (1.Graduate School of Comprehensive Basic Sciences, Nihon University, 2.Department of Earth and Environmental Sciences, College of Humanities & Sciences, Nihon University, 3.Faculty of Business Administration, Aichi University, 4.Department of Geology and Paleontology, National Museum of Nature and Science, 5.Marine Core Research Institute, Kochi University)

*Yutaka Yoshimura¹, Hyeon-Seon Ahn^2,3, Chie Kato^4,7, Yuhji Yamamoto⁵, Chisato Anai⁶, Yoshinori Tajiri^4,7, Tadahiro Hatakeyama⁸, Masao OHNO^4,7 (1.National Institute of Polar Research, 2.Korea Institute of Geoscience and Mineral Resources, 3.University of Science and Technology, 4.Faculty of Social and Cultural Studies, Kyushu University, 5.Marine Core Research Institute, Kochi University, 6.Aso Volcanological Laboratory, Kyoto University, 7.Advanced Asian Archaeological Research Center, Kyushu University, 8.Institute of Frontier Science and Technology, Okayama University of Science)

*KanHsi Hsiung¹, Toshiya Kanamatsu¹, Yuhji Yamamoto², RYO NAKANISHI³, Kaoru Kubota¹, Yu-Chun Chang¹, Toshiya Fujiwara¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.Marine Core Research Institute, Kochi Univertisty, 3.Kyoto University)

*Yu-Chun Chang¹, KanHsi Hsiung¹, Toshiya Kanamatsu¹, Yuhji Yamamoto², RYO NAKANISHI³ (1.Japan Agency for Marine-Earth Science and Technology, 2.Marine Core Research Institute, Kochi University, 3.Graduate School of Science, Kyoto University)

*Masafumi MURAYAMA¹, Sari Akutsu³, Juichiro Ashi⁴, Naomi Harada⁴, Chisato Anai², Yuhji Yamamoto² (1.Faculty of Agriculture and Marine Science, Kochi University, 2.Marine Core Research Institute, Kochi University, 3.Graduate school of Integrated Arts and Science, Kochi University, 4.Atmosphere and Ocean Research Institute, The University of Tokyo)

*Tadahiro Hatakeyama¹, Yuhji Yamamoto², Chie Kato³, Yu Kitahara³, Masao OHNO³ (1.Institute of Frontier Science and Technology, Okayama University of Science, 2.Marine Core Research Institute, Kochi University, 3.Graduate School of Integrated Sciences for Global Society, Kyushu University)

*Yu Kitahara¹, Thi Phuong Lan Luu², Van Tho Nguyen³, Hoang Bach Linh Nguyen⁴, Tadahiro Hatakeyama⁵, Yuhji Yamamoto¹, Chie Kato⁶, Masao Ohno⁶, Mariko Yamagata⁷ (1.Marine Core Research Institute, Kochi University, 2.Institute of Geophysics, Vietnam Academy of Science and Technology, 3.Management Board for MySon Cultural Heritage, 4.Division of Humanities, Graduate School of Human and Socio-Environmental Studies, Kanazawa University, 5.Research Institute of Frontier Science and Technology, Okayama University of Science, 6.Faculty of Social and Cultural Studies, Kyushu University, 7.Curator Course, Certification Courses, Rikkyo University)

Ryunosuke Maeda¹, Yu Kitahara², Tetsuya Yamamoto³, *Yuhji Yamamoto² (1.Faculty of Science and Technology, Kochi University, 2.Marine Core Research Institute, Kochi University, 3.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology)

*Yutaka Yoshimura¹, Hyeon-Seon Ahn^2,3, Chie Kato^4,7, Yuhji Yamamoto⁵, Chisato Anai⁶, Yoshinori Tajiri^4,7, Tadahiro Hatakeyama⁸, Masao OHNO^4,7 (1.National Institute of Polar Research, 2.Korea Institute of Geoscience and Mineral Resources, 3.University of Science and Technology, 4.Faculty of Social and Cultural Studies, Kyushu University, 5.Marine Core Research Institute, Kochi University, 6.Aso Volcanological Laboratory, Kyoto University, 7.Advanced Asian Archaeological Research Center, Kyushu University, 8.Institute of Frontier Science and Technology, Okayama University of Science)