*Xunhui XU¹, Weiren LIN¹, Erika TANAKA², Jiaming ZHU¹, Go-Ichiro Uramoto², Yuhi SAKAI¹, Clara BLÄTTLER³, Fadl RAAD⁴, Jonathan STINE⁵, Manuel TEIXEIRA⁶, Shaoru YIN⁷, Kosuke EGAWA⁸, Rachel FLECKER⁹, Emmanuelle DUCASSOU¹⁰, Trevor WILLIAMS¹¹, IODP Expedition 401 Scientists (1.Kyoto University, 2.Kochi University, 3.University of Chicago, 4.Università di Corsica Pasquale Paoli, 5.University of Minnesota - Twin Cities, 6.University of Lisbon, 7.Second Institute of Oceanography-Ministry of Natural Resources, 8.Kyushu University, 9.University of Bristol, 10.University of Bordeaux, 11.Texas A&M University)

*Yuya Akamatsu¹, Katsuyoshi Michibayashi^2,1, Masakazu Fujii^3,4, Yumiko Harigane⁵, Yuzuru Yamamoto^6,7, Nana Kamiya⁸, Tetsuya Sakuyama⁹ (1.Research Institute for Marine Geodynamics, JAMSTEC, 2.Nagoya University, 3.National Institute of Polar Research, 4.SOKENDAI, 5.Geological Survey of Japan, AIST, 6.Kobe University, 7.Center for Mathematical Science and Advanced Technology, JAMSTEC, 8.Kyoto University, 9.Osaka Metropolitan University)

*Masakazu Fujii^1,2, Makoto Takeuchi³, Tomohiro Ito⁴, Norikatsu Akizawa⁴, Shiki Machida⁵, Chiori Tamura³, Masanari Ashida³, Kyoko Okino³ (1.National Institute of Polar Research, 2.The Graduate University for Advanced Studies, SOKENDAI, 3.Atmosphere and Ocean Research Institute, The University of Tokyo, 4.Hiroshima University, 5.Chiba Institute of Technology)

*Yumiko Harigane¹, Kenichiro Tani², Osamu Ishizuka¹, Kyoko Okino³ (1.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology (AIST), 2.National Museum of Nature and Science, 3.Atmosphere and Ocean Research Institute, The University of Tokyo)

*Rinaldi Ikhram¹, Takashi Hoshide¹, Tsukasa Ohba¹, Mega Fatimah Rosana², Adi Hardiyono² (1.Faculty of International Resource Science, Akita University, 2.Faculty of Geological Engineering, Padjadjaran University)

*Itsuki Natsume¹, Katsuyoshi Michibayashi^2,3, Yohei Igami⁴ (1.Kanagawa Prefectural Museum of Natural History, 2.Department of Earth and Planetary Sciences, GSES , Nagoya University, 3.Volcanoes and Earth's Interior Research Center, IMG, JAMSTEC, 4.Graduate School of Science, Kyoto University)

*So Inoue¹, Katsuyoshi Michibayashi^1,2 (1.Department of Earth and Planetary Sciences, GSES, Nagoya University, 2.Volcanoes and Earth's Interior Research Center, IMG, JAMSTEC)

*Sayako Terada¹, Norikatsu Akizawa², Masako Yoshikawa², Tomoyuki Shibata², Tomoaki Morishita³, Akihiro Tamura³, Alessio Sanfilippo⁴, Ashutosh Pandey⁵, Eirini Poulaki⁶, Emily Cunningham⁷, Manon Bickert⁸, Paola Vannucchi⁹, Chao Lei¹⁰, Swanne Gontharet¹¹, Noriaki Abe¹², Agata Stefano¹³, Irina Filina¹⁴, Qi Fu¹⁵, Lorna Kearns¹⁶, Ravi Kiran Koorapati¹⁷, Filomena Loreto¹⁸, Luca Magri¹⁹, Walter Menapace²⁰, Victoria Pavlovics⁷, Philippe Pezard²¹, Milena Rodriguez-Pilco²², Brandon Shuck⁶, Xiangyu Zhao²³, Emily Estes²⁴, Alberto Malinverno²⁵, Nevio Zitellini¹⁸ (1.Earth and Planetary Systems Science Program, Hiroshima Uni, 2.Earth and Planetary Systems Science Program at Graduate School of Advanced Science and Engineering, Hiroshima Uni, 3.Institute of Science and Engineering Faculty of Natural System, Kanazawa Uni, 4.Uni Pavia, 5.IISER TVM, 6.Louisiana State Uni, 7.Uni Utah, 8.Uni Brest, 9.Uni Florence, 10.China Uni, 11.Sorbonne Uni, 12.JAEA, 13.Uni Catania, 14.Uni Nebraska, 15.Uni Houston, 16.Uni Leeds, 17.Binghamton Uni, 18.CNR-ISMAR, 19.Uni Tasmania, 20.ICP, 21.Montpellier Uni, 22.Texas A&M Uni at Galveston, 23.Shanghai Jiao Tong Uni, 24.Texas A&M Uni, 25.Columbia Uni)