*Zaskia Alifia¹, JING ZHANG², Keiji Horikawa², Shigehiro Kagaya³ (1.Graduate School Sustainability Studies, University of Toyama, 2.Faculty of Science, University of Toyama, 3.Faculty of Engineering, University of Toyama)

*Takahiro Miyazawa¹, Keiji Horikawa¹, Ki-Cheol Shin², Masanobu Yamamoto³, Kenta Suzuki⁴ (1.University of Toyama, 2.Research Institute for Humanity and Nature, 3.Faculty of Environmental Earth Science, Hokkaido University, 4.Chiba Institute of Technology)

*Pei-Ting Lee¹, Sze Ling Ho¹, Yoshimi Kubota², Keiji Horikawa³, Chuan-Chou Shen⁴, Min-Te Chen⁵ (1.Institute of Oceanography, National Taiwan University, Taipei, Taiwan, 2.Geology and Paleontology, National Museum of Nature and Science, Tsukuba, Japan, 3.Faculty of Science, Academic Assembly, University of Toyama, Toyama, Japan, 4.Department of Geosciences, National Taiwan University, Taipei, Taiwan, 5.Institute of Earth Sciences, National Taiwan Ocean University, Keelung, Taiwan)

*Kenji Matsuzaki¹, Takuya Itaki², Yoshimi Kubota³, Kyung Eun Lee⁴, Isao Motoyama⁵, Takuya Sagawa⁶, Keiji Horikawa⁷, Masafumi MURAYAMA⁸, Hajime Obata¹ (1.Atmosphere and Ocean Research Institute, The university of Tokyo, 2.AIST, Geological Survey of Japan, 3.National Museum of Nature and Science, 4.Korea Maritime and Ocean University, 5.Faculty of Science, Yamagata University, 6.Institute of Science and Engineering, Kanazawa University, 7.Faculty of Science, Academic Assembly, University of Toyama, 8.Faculty of Agriculture and Marine Science, Kochi University)

Takayuki Uchida², *Takuya Sagawa¹, Keiji Horikawa³, Masafumi MURAYAMA⁴, Yoshimi Kubota⁵, Mahsa Saeidi Ortakand⁵ (1.Institute of Science and Engineering, Kanazawa University, 2.Graduate School of Natural Science and Technology, Kanazawa University, 3.Toyama University, 4.Kochi University, 5.National Museum of Nature and Science)

*Yui Fujimi¹, Keiji Horikawa¹, Minoru Ikehara², Yusuke Okazaki³, Yoshimi Kubota⁴, Hidetaka Kobayashi¹, Yosuke Miyairi⁵, Yusuke Yokoyama⁵ (1.University of Toyama, 2.Marine Core Research Institute, Kochi University, 3.University of Kyushu, 4.National Museum of Nature and Science, 5.Atmosphere and Ocean Research Institute, University of Tokyo)

*Yukiko Kozaka^1,2,3, Chandranath Basak¹, Keiji Horikawa⁴, Yoshihiko Ohashi⁵, Michiyo Yamamoto-Kawai⁶, Kay I. Ohshima⁷, Minoru Ikehara² (1.Department of Earth Sciences, University of Delaware, 2.Marine Core Research Institute, Kochi University, 3.Institute of Science and Engineering, Kanazawa University, 4.Faculty of Science, Academic Assembly, University of Toyama, 5.National Institute of Polar Research, 6.Tokyo University of Marine Science and Technology, 7.Institute of Low Temperature Science, Hokkaido University)

Taisei Hatano¹, *Masafumi MURAYAMA^2,3, Keiji Horikawa⁴, Takuya Sagawa⁵, Hideki Minami⁶, Naomi Harada⁷, Hajime Obata⁷ (1.Graduate school of Integrated Arts and Science, Kochi University, 2.Faculty of Agriculture and Marine Science, Kochi University, 3.Marine Core Research Institute, Kochi University, 4.Faculty of Science, Academic Assembly, University of Toyama, 5.Institute of Sciences and Engineering, Kanazawa University, 6.School of Biological Sciences, Tokai University, 7.Atmosphere and Ocean Research Institute, The University of Tokyo)