*Keishiro Azami¹, Shiki Machida², Naoto Hirano³, Tetsu Kogiso⁴, Yasuhiro Kato^1,2 (1.Department of System Innovation, School of Engineering, The University of Tokyo, 2.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 3.Center for Northeast Asian Studies, Tohoku University, 4.Graduate School of Human and Environmental Studies, Kyoto University)

*Yoichi Usui¹, Koichi Iijima¹, Hideaki Machiyama¹, Yuji Ichiyama^2,1, Erika Tanaka³, Koichiro Fujinaga^4,3, Kazutaka Yasukawa^3,4 (1.Japan Agency for Marine-Earth Science and Technology, 2.Chiba University, 3.The University of Tokyo, 4.Chiba Institute of Technology)

*Koichiro Fujinaga^1,2, Kazutaka Yasukawa^3,1, Tatsuo Nozaki^4,2,1,5, Shiki Machida^1,2, Yutaro Takaya^6,2,1, Junichiro Ohta^1,2, Moei Yano³, Ryo Shimomura³, Erika Tanaka³, Kazuhide Mimura³, Koichi Horinouchi³, Kenji Matsumoto³, Yoichi Usui⁴, Hirofumi Yamamoto⁴, Kentaro Nakamura³, Yasuhiro Kato^2,3,1, KM17-14C cruise members (1.Ocean Resources Research Center for Next Generation, Chiba Institute of Technology, 2.Frontier Research Centerfor Energy and Resources, School of Engineering, The University of Tokyo, 3.Department of Systems Innovation, School of Engineering, The University of Tokyo, 4.Japan Agencyfor Marine-Earth Science and Technology, 5.Department of Planetology, Graduate Schoolof Science, Kobe University, 6.Department of Resources and Environmental Engineering School of Creative Science and Engineering, Waseda University)

*Erika Tanaka¹, Kentaro Nakamura¹, Kazutaka Yasukawa^1,2, Koichiro Fujinaga², Koichi Iijima³, Shiki Machida², Yasuhiro Kato^1,2 (1.School of Engineering, The University of Tokyo, 2.ORCeNG, Chiba Institute of Technology, 3.JAMSTEC)

*Masao Nakanishi¹, Shoka Shimizu², Daisuke Suetsugu³, Takashi Sano⁴ (1.Department of Earth Sciences, Graduate School of Science, Chiba University, 2.Department of Earth Sciences, Graduate School of Science and Technology, Chiba University, 3. Department of Deep Earth Structure and Dynamics Research, Japan Agency for Marine-Earth Science and Technology, 4.Department of Geology and Paleontology, National Museum of Nature and Science)

*Nobukazu Seama^1,2, Jerome Dyment³, Taichi Sato^4,5, Yves Gallet⁶, Kyoko Okino⁷, Roi Granot⁸, Yoshifumi Nogi⁹, Nobutatsu Mochizuki¹⁰, Toshitsugu Yamazaki⁷ (1.Department of Planetology, Kobe University, 2.KOBEC (Kobe Ocean-Bottom Exploration Center), Kobe University, 3.Institut de Physique du Globe de Paris, 4.National Institute of Advanced Industrial Science and Technology, 5.The Institute for Geoscience Research (TIGeR), Curtin University , 6.French Centre National de la Recherche Scientifique, 7.Atmosphere and Ocean Research Institute, The University of Tokyo, 8.Department of Geological and Environmental Sciences, Ben-Gurion University, 9.National Institute of Polar Research, 10.Priority Organization for Innovation and Excellence, Kumamoto University)