Sari Akutsu⁵, *Masafumi MURAYAMA^1,2, Juichiro Ashi⁴, Naomi Harada^4,3, Chisato Anai², Yuhji Yamamoto² (1.Faculty of Agriculture and Marine Science, Kochi University, 2.Marine Core Research Institute, 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 University)

*Naoto Fukuyo¹, Hirokuni Oda¹, Chisato Anai², Kazuhiko Fujita³, John A Tarduno⁴ (1.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 2.Center for Advanced marine Core Research, Kochi Univercity, 3.Department of Physics and Earth Sciences, University of the Ryukyus, 4.Department of Earth and Environmental Sciences, University of Rochester, Rochester, USA)

*Yu Kitahara¹, Linh Nguyen², Chisato Anai¹, Tadahiro Hatakeyama³, Emily Miyama⁴, Harukazu Isii⁵, Mariko Yamagata⁶ (1.Marine Core Research Institute, Kochi University, 2.Graduate School of Human and Socio-Environmental Studies, Kanazawa University, 3.Institute of Frontier Science and Technology, Okayama University of Science, 4.Institute for the Study of Ancient Civilizations and Cultural Resources, Kanazawa University, 5.Graduate School of Letters, Arts and Science, Waseda University, 6.Certification Courses Curator Course, Rikkyo University)

*Chisato Anai¹, Hidetoshi Shibuya², Yasuyuki Tsujino³, Toshifumi Komatsu⁴, Haruto Ohki⁵ (1. Marine Core Research Institute, Kochi Univercity, 2.Doshisha univ., Reserch center for Knowledge Science in Cultural Heritage, 3.Tokushima Prefectural Museum, 4.Faculty of Advanced Science and Technology, Kumamoto University, 5.Graduate School of Science and Technology, Kumamoto University)