*Masakazu Fujii^1,2, Yasuhiko Ohara^3,4,5, Yumiko Harigane⁶, Hiroyuki Yamashita⁷, Kyoko Okino⁸ (1.National Institute of Polar Research, 2.SOKENDAI (The Graduate University for Advanced Studies), 3.Hydrographic and Oceanographic Department of Japan, 4.Japan Agency for Marine-Earth Science and Technology, 5.Nagoya University, 6.Geological Survey of Japan, AIST, 7.Kanagawa Prefectural Museum of Natural History, 8.Atmosphere and Ocean Research Institute, The University of Tokyo)

*Yumiko Harigane¹, Tomoaki Morishita², Akihiro Tamura², Kenichiro Tani³, Osamu Ishizuka^1,4, Annie Rassios⁵ (1.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology (AIST), 2.Kanazawa University, 3.National Museum of Nature and Science, 4.Japan Agency for Marine-Earth Science and Technology, 5.Hellenic Survey of Geology and Mineral Exploration)

*Derek James Weller¹, Chris Conway¹, Akihiko Tomiya¹, Kurumi Iwahashi¹, Nobuo Geshi¹, Yumiko Harigane¹ (1.National Institute of Advanced Industrial Science and Technology, Geologic Survey of Japan)

*Kohei Nimura¹, Katsuyoshi Michibayashi^1,2, Yumiko Harigane³, Yasuhiko Ohara^1,2,4 (1.Department of Earth and Planetary Sciences, GSES, Nagoya University, 2.Volcanoes and Earth’s Interior Research Center, IMG, JAMSTEC, 3.Research Institute of Geology and Geoinformation, Geological Survey of Japan, AIST, 4.Hydrographic and Oceanographic Department of Japan)

*So Inoue¹, Katsuyoshi Michibayashi^1,2, Yumiko Harigane³, Yasuhiko Ohara^1,2,4 (1.Department of Earth and Planetary Sciences, GSES, Nagoya University, 2.Volcanoes and Earth's Interior Research, IMG, JAMSTEC, 3.Research Institute of Geology and Geoinformation, Geological Survey of Japan, AIST, 4.Hydrographic and Oceanographic Department of Japan)

*Takayuki Nakatani¹, Yumiko Harigane¹ (1.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology (AIST))

*Takaaki Moriguchi¹, Kyoko Okino¹, Yasuhiko Ohara^2,3,4, Yumiko Harigane⁵, Matamura Yuki⁶ (1.Atomosphere and Ocean Research Institute, The University of Tokyo, 2.Hydrographic and Oceanographic Department of Japan, 3.Japan Agency for Marine-Earth Science and Technology, 4.Nagoya University, 5.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology (AIST), 6.Tohoku University)

*Yasuhiko Ohara^1,2,3, Yumiko Harigane⁴, Masakazu Fujii⁵, Norikatsu Akizawa¹¹, Valentin Basch¹⁰, Carlotta Ferrando¹², Ikuo Katayama⁷, Katsuyoshi Michibayashi³, Akito Ogawa^8,2, Aya Takeuchi⁹, Makoto Takeuchi¹¹, Chiori Tamura¹¹, Ko Tomikawa⁷, Shun Watanabe⁹, Hiroyuki Yamashita⁶, KH-23-9 Onboard Students (1.Hydrographic and Oceanographic Department of Japan, 2.Japan Agency for Marine-Earth Science and Technology, 3.Nagoya University, 4.Geological Survey of Japan/AIST, 5.National Institute of Polar Research, 6.Kanagawa Prefectural Museum of Natural History, 7.Hiroshima University, 8.National Museum of Nature and Science, 9.Kindai University, 10.CNR, 11.AORI, 12.University of Genoa)

*Kyoko Okino¹, Osamu Ishizuka², Kenichiro Tani³, Yumiko Harigane², Hiroaki Koge², JINYU ZHOU⁴ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.National Institute of Advanced Industrial Science and Technology, 3.National Museum of Nature and Science, 4.Institute of Industrial Science, The University of Tokyo)

*Saki Ishino¹, Osamu Ishizuka¹, Yumiko Harigane¹, Ayanori Misawa¹, Jun Arimoto¹, Takahiko Inoue¹, Hiroaki Koge¹, Kenichiro Tani² (1.Geological Survey of japan, AIST, 2.Department of Geology and Paleontology, National Museum of Nature and Science)

*Yoshiaki Suzuki¹, Takuya Itaki¹, Hajime Katayama¹, Naotomo Kaneko¹, Naoki Saito¹, Yumiko Harigane¹, Osamu Ishizuka¹, Koji Seike¹, Scientists of GB21-1/2/3/GB22-1/2/KH-22-2/KH-23-1 cruises (1.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology)

*Osamu Ishizuka¹, Rex N. Taylor², Susumu Umino³, Kyoko Kanayama⁴, Kenichiro Tani⁵, Yumiko Harigane¹, Christopher E. Conway¹, Martin Patriat⁶, Trevor Falloon⁷, Julien Collot⁸, Leonid Danyushevsky⁷ (1.Geological Survey of Japan, AIST, 2.University of Southampton, 3.Kanazawa University, 4.Tottori Prefecture, 5.National Museum of Nature and Science, 6.IFREMER, 7.University of Tasmania, 8.University of Brest)