James Shania¹, *Masayuki Ikeda¹, Yoshimi Kubota², Ochi Yoshihiro¹, Ryuji Tada³, Aki Sakuma¹, Takuya Itaki⁵, Steve Clemens⁴ (1.University of Tokyo, 2.National Museum of Nature and Science , 3.Chiba Institute of technology, 4.Brown University, 5.AIST)

*Kenichiro Tani¹, Kyoko OKINO³, Chih-Chieh SU⁸, Osamu ISHIZUKA², Hayato UEDA⁶, Yumiko HARIGANE², KanHsi HSIUNG⁴, Takuya SAGAWA⁵, Nao KUSUHASHI⁷, Akito OGAWA¹, Natsumi HOOKABE⁴, Sze Ling HO⁸, Jih-Hsin CHANG⁸, Hsin LEE⁹, Shye-Donq CHIOU⁸, Ta-Wei HSU⁸, * KH-23-10 shipboard scientific party (1.National Museum of Nature and Science, 2.National Institute of Advanced Industrial Science and Technology, 3.Atmosphere and Ocean Research Institute, The University of Tokyo, 4.Japan Agency for Marine-Earth Science and Technology, 5.Kanazawa University, 6.Niigata University, 7.Ehime University, 8.Institute of Oceanography, National Taiwan University, 9.National Museum of Marine Biology and Aquarium, Taiwan)

*Masayuki Ikeda¹, Rio Miyata¹, Hiroki Kamikura¹, Yuki Nakagawa¹, Yoshimi Kubota², Benjamin Breeden² (1.University of Tokyo, 2.National Museum of Nature and Science )

*Hiroki Kamikura¹, Benjamin T. Breeden III², Kosuke Kawabata³, Yoshimi Kubota², Yuki Nakagawa¹, Rio Miyata¹, Masayuki Ikeda¹ (1.The University of Tokyo, 2.National Museum of Nature and Science, 3.Yamaguchi University)

*Zeynab Zandvakili¹, Takuya Sagawa², Kengo Kukita¹, Issui Ikuma¹, Yoshiyuki Ishitani³, Yurika Ujiie^1,4 (1.Kochi University, 2.Institute of Science and Engineering, Faculty of Geosciences and Civil Engineering, Kanazawa University, 3.Institute for Extra-Cutting-Edge Science and Technology Avant-garde Research (X-star), Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Yokosuka, Japan, 4.Marine Core Research Institute, Kochi University, Nankoku, Japan)

*Kenji Matsuzaki¹, Takuya Itaki², Takuya Sagawa³, Yoshiaki Suzuki², Tomohisa Irino⁴, Ken Ikehara² (1.Atmosphere and Ocean Research Institute, The university of Tokyo, 2.AIST, Geological Survey of Japan, Higashi 1-1-1, Tsukuba Central 7, Ibaraki 305-8567, Japan, 3.Institute of Science and Engineering, Kanazawa University, Kakuma-machi, Kanazawa, Ishikawa, 920-1192, Japan, 4.Graduate School of Environmentral Science, Hokkaido University, N10W5 Sapporo Hokkaido 060-0810, Japan)

*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)

*Anjalia Kusuma Wardani¹, Stephen Obrochta¹, Takuya Sagawa², Yoshimi Kubota³ (1.Akita University, 2.Kanazawa University, 3.National Museum of Nature and Science)

*Katsura Yamada¹, Taichi Sano¹, Masaki Yamada¹, Robert Jenkins², Takuya Sagawa², Yoshiaki Suzuki³ (1.Shinshu University, 2.Kanazawa University, 3.AIST)

*Takuya Sagawa¹, Robert Jenkins¹, Yoichiro Kitani², Shozo Ogiso², Junichiro Kuroda³, Yoshiaki Suzuki⁴ (1.Institute of Science and Engineering, Kanazawa University, 2.Institute of Nature and Environmental Technology, Kanazawa University, 3.Atmosphere and Ocean Research Institute, The University of Tokyo, 4.Geological Survey of Japan, AIST)

*Gen Takatori¹, Akira Ijiri^1,2, Yudai Kobayashi¹, Takuya Sagawa³, Tomohiro Toki⁴, Takanori Kagoshima⁵, Shimpei Ohtsuka⁵, JING ZHANG⁵, Yoshiro Nishio⁶, Zahra Zandvakili⁶, Jin-Oh Park⁷ (1.Kobe University, 2. JAMSTEC, 3.Kanazawa University , 4.University of the Ryukyus, 5.University of Toyama, 6.Kochi University, 7.The University of Tokyo)

*Yuki Haneda¹, Riku Nakagawa^2,3, Hiroto Kajita², Masayuki Utsunomiya¹, Yusuke Suganuma⁴, Motohiro Hirabayashi⁴, Hiroyuki Matsuzaki⁵, Takeyasu Yamagata⁵, Daisuke Kuwano⁶, Yoshimi Kubota⁷, Makoto Okada⁸ (1.Geological Survey of Japan, AIST, 2.Hirosaki University, 3.Shizuoka Prefectural Government, 4.National Institute of Polar Research, 5.The University Museum, The University of Tokyo, 6.Kyoto University, 7.National Museum of Nature and Science, 8.Ibaraki University)

*Fumiya Maruta¹, Yusuke Okazaki¹, Kana Nagashima², Takuya Sagawa³, Takuto Kasuya¹, Wei-Cheng Hsiung¹, Yusuke Yokoyama⁴, Yosuke Miyairi⁴, Katsunori Kimoto² (1.Kyushu University, 2.Japan Agency for Marine-Earth Science and Technology, 3.Kanazawa University, 4.The University of Tokyo)

*Takuma Nozaki¹, Takuya Sagawa¹, Kana Nagashima², Yusuke Okazaki³ (1.Kanazawa University, 2.JAMSTEC, 3.Kyushu University)

*Daisuke Kuwano¹, Nakagawa Riku^2,3, Hiroto Kajita², Yuki Haneda⁴, Masayuki Utsunomiya⁴, Yoshimi Kubota⁵, Yusuke Suganuma⁶, Makoto Okada⁷ (1.Kyoto University, 2.Hirosaki Univeristy, 3.Shizuoka Prefectural Government, 4.National Institute of Advanced Industrial Science and Technology, 5.National Museum of Nature and Science, 6.National Institute of Polar Research, 7.Ibaraki University)

Reo Murakawa¹, *Yusuke Okazaki¹, Takuya Sagawa², Yoshimi Kubota³, Mahsa Saeidi Ortakand³, Yusuke Yokoyama⁴, Yosuke Miyairi⁴ (1.Department of Earth and Planetary Sciences, Graduate School of Science, Kyushu University, 2.Institute of Science and Engineering, Kanazawa University, 3.National Museum of Science and Nature, 4.Atmosphere and Ocean Research Institute, University of Tokyo)

*Yoshino Takayuki¹, Junichiro Kuroda^1,2, Toshihiro Yoshimura², Nanako O. Ogawa², Ayumi Maeda¹, Takuya Sagawa³, Katsunori Kimoto², Toshitsugu Yamazaki¹, Haruka TAKAGI¹, Naohiko Ohkouchi² (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Japan Agency for Marine-Earth Science and Technology , 3.Kanazawa University )

*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)

*Daisuke Kuwano^1,2, Koji Kameo², Shota Sugizaki^2,3, Soki Hirota^2,4, Yoshimi Kubota⁵, Kanako Mantoku⁶, Masayuki Utsunomiya⁷, Makoto Okada⁸ (1.Kyoto University, 2.Chiba University, 3.Japan Petroleum Exploration Co., Ltd., 4.Ise Chemicals corporation, 5.National Museum of Nature and Science, 6.National Institute for Environmental Studies, 7.National Institute of Advanced Industrial Science and Technology, 8.Ibaraki 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)