*Arisa Seki¹, Ryuji Tada², Tomohisa Irino³, Kenji Matsuzaki⁴, Jumpei Yoshioka⁵, ReC23-03 members (1.Faculty of Science, Shinshu University, 2.Institute for Geo-Cosmology, Chiba Institute of Technology, 3.Faculty of Environmental Earth Science, Hokkaido University, 4.Atmosphere and Ocean Research Institute, The University of Tokyo, 5.Geological Survey of Japan, AIST)

*Marc Humblet¹, Donald Potts³, Juan Carlos Braga¹⁰, Jody M. Webster², Ana Christina Ravelo³, Hannah L.J. Grant⁴, Margaret Stewart⁴, Marisa Rydzy⁵, Erwan Le Ber⁶, Nicola Allison⁷, Ryuji Asami⁸, Brian Boston⁹, Logan Brenner¹¹, Xuefei Chen¹², Peter Chutcharavan¹³, Andrea Dutton¹⁴, Thomas Felis¹⁵, Naoto Fukuyo¹⁶, Eberhard Gischler¹⁷, Sahra Greve¹⁸, Amy Hagen¹⁹, Youri Hamon²⁰, Ed Hathorne²¹, Stephan Jorry²², Pankaj Khanna²³, Helen McGregor³², Richard Mortlock²⁴, Theresa Nohl²⁵, Ana Prohaska²⁶, Nancy Prouty²⁷, Willem Renema²⁸, Kenna H. Rubin²⁹, Hildegard Westphal³⁰, Yusuke Yokoyama³¹ (1.Nagoya University, 2.University of Sydney, 3.University of California Santa Cruz, 4.British Geological Survey, 5.University of Leicester, 6.Université de Montpellier, 7.University of St. Andrews, 8.Tohoku University, 9.Auburn University, 10.Universidad de Granada, 11.Barnard College, 12.Guangzhou Institute of Geochemistry, 13.University of Minnesota , 14.University of Wisconsin, 15.MARUM, University of Bremen, 16.Geological Survey of Japan, 17.Goethe-University Frankfurt, 18.University of Heidelberg, 19.Virginia Tech, 20.IFP Energies Nouvelles, 21.GEOMAR Helmholtz Centre for Ocean Research, 22.IFREMER, 23.IIT Gandhinagar, 24.Rutgers University, 25.University of Vienna, 26.University of Copenhagen, 27.U.S. Geological Survey, 28.Naturalis Biodiversity Center, 29.University of Rhode Island, 30.University of Bremen, 31.The University of Tokyo, 32.University of Wollongong)

*Takeru Kaji¹, Erika Tanaka², Yusuke Kuwahara^1,3, Rachel Flecker⁴, Emmanuelle Ducassou⁵, Trevor Williams⁶, IODP Expedition 401 Scientists⁷, Yasuhiro Kato^1,3 (1.The University of Tokyo, 2.Kochi University, 3.Chiba Institute of Technology, 4.University of Bristol, 5.Université de Bordeaux, 6.Texas A&M University, 7.IODP)

*Makoto Otsubo¹, NEPTUNE Proponents (1.Geological Survey of Japan, Research Institute of Earthquake and Volcano Geology)

*Yasuo Yabe¹, Musa Manzi², Alba Gomez-Arias³, Devan Nisson⁴, Julio Castillo⁵, Raymond Durrheim², Hiroshi Ogasawara⁶, Kieft Kieft⁷, Scott Perl⁸, Maleke Maleke⁹, Li-Hung Lin¹⁰, Hung-Yu Wu¹¹, Chiara Colombero¹², Sonja Halina Wadas¹³, Bennie Liebenberg¹⁴ (1.Research Center for Prediction of Earthquakes and Volcanic Eruptions, Graduate School of Science, Tohoku University, 2.School of Geosciences, University of the Witwatersrand, 3.Institute of Natural Resources and Agrobiology(IRNAS), Spanish National Research Council (CSIC), 4.NASA Ames Research Center, 5.Department of Integrated Science, University of Huelva, 6.Research Organization of Science and Engineering, Ritsumeikan University, 7.Biology Department, New Mexico Institute of Mining and Technology, 8.Earth, Planetary, and Space Sciences, University of California Los Angeles, 9.Department of Life Sciences, Central University of Technology, Free State, 10.Department of Geosciences, National Taiwan University, 11.Department oi Resources Engineering, National Cheng-Kung University, 12.Department of Environmental, Land and Infrastructure Engineering, Politecnico di Torino, 13.Department 1: Geophysical Exploration, LIAG - Institute for Applied Geophysics, 14.ICDP-DSeis)

*Takeshi Kakegawa¹ (1.Graduate School of Science, Tohoku University)