*Taketo Shimano¹ (1.Graduate School of Science and Engineering, Kagoshima University)

*Simon Barker¹, Osamu Ishizuka², Chris Conway², Kyoko Kataoka³, Yusuke Minami², Graham Leonard⁴, Bruce Charlier¹ (1.School of Geography, Environment and Earth Science, Victoria University of Wellington, New Zealand, 2.Geological Survey of Japan/AIST, Tsukuba, Ibaraki, Japan, 3.Research Institute for Natural Hazards and Disaster Recovery, Niigata University, Japan, 4.GNS Science, Lower Hutt, New Zealand)

Vladimir Simonov², *Alexey Kotov¹, Alexey Kotlyarov² (1.Tohoku University, Japan, 2.V.S. Sobolev Institute of Geology and Mineralogy, Russia)

*Yasuaki Kaneda¹, Takeshi Hasegawa¹, Indranova Suhendro², Gabriela Nogo Retnaningtyas Bunga Naen³, Shohei Shibata¹, Chie Kusu¹ (1.Graduate School of Science and Engineering, Ibaraki University, 2.Department of Environmental Geography Faculty of Geography Universitas Gadjah Mada, 3.National Research and Innovation Agency of Republic Indonesia)

Tim Druitt¹, Steffen Kutterolf ², Thomas A. Ronge ³, Christian Hübscher ⁴, Paraskevi Nomikou⁵, Jonas Preine ⁴, Ralf Gertisser ⁶, Jens Karstens ², Jörg Keller⁷, Olga Koukousioura ⁸, Michael Manga⁹, Abigail Metcalfe¹, Molly McCanta¹⁰, *Iona McIntosh¹¹, Katharina Pank², Adam Woodhouse¹², Sarah Beethe¹³, Carole Berthod¹⁴, Shun Chiyonobu¹⁵, Hehe Chen¹⁶, Acacia Clark¹⁷, Susan DeBari¹⁸, Raymond Johnston¹⁹, Ally Peccia²⁰, Yuzuru Yamamoto²¹, Alexis Bernard²², Tatiana Fernandez Perez ²³, Christopher Jones²⁴, Kumar Batuk Joshi²⁵, Günther Kletetschka²⁶, Xiaohui Li ²⁷, Antony Morris²⁸, Paraskevi Polymenakou ²⁹, Masako Tominaga³⁰, Dimitrios Papanikolaou⁵, Kuo-Lung Wang³¹, Hao-Yang Lee³¹ (1.University Clermont-Auvergne, CNRS, IRD, OPGC, Laboratoire Magmas et Volcans, Clermont-Ferrand, France, 2.GEOMAR Helmholtz Centre for Ocean ResearchKiel, Wischhofstrasse 1-3, D-24148 Kiel, Germany, 3.International Ocean Discovery Program, Texas A&M University, College Station, TX 77845, USA, 4.Institute of Geophysics, University of Hamburg, Bundesstrasse 55, D-20146 Hamburg, Germany, 5.Department of Geology and Geoenvironment, National and Kapodistrian University of Athens, 15784 Athens, Greece, 6.School of Geography, Geology and the Environment, Keele University, Keele, Staffordshire ST5 5BG, UK, 7.Institut für Geo- und Umweltnaturwissenschaften, Mineralogie - Petrologie, Albertstraße 23b, 79104 Freiburg, Germany, 8.School of Geology, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece, 9.Department of Earth and Planetary Science, University of California, Berkeley, CA 94720, USA, 10.Department of Earth and Planetary Sciences, University of Tennessee, Knoxville, TN 37996-1526, USA, 11.Japan Agency for Marine-Earth Science and Technology, 2-15 Natsushima-cho, Yokosuka, Kanagawa 237-0061, Japan, 12.Institute for Geophysics, University of Texas, J.J. Pickle Research Campus, Bldg. 196, Austin, TX 78758, USA, 13.College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR 97333, USA, 14.Institut De Physique Du Globe De Paris, Centre National de la Recherche Scientifique (CNRS), 75005 Paris, France, 15.Faculty of International Resource Sciences, Akita University, Akita Prefecture, Akita 0108502, Japan, 16.School of Ocean Sciences, China University of Geosciences, Haidan District, 100083 Beijing, China, 17.School of Natural Sciences/CODES, University of Tasmania, Hobart 7005, Australia, 18.Geology Department, Western Washington University, Bellingham, WA 98225, USA, 19.School of Geosciences, University of South Florida, Tampa, FL33620, USA, 20.Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY 10964, USA, 21.Graduate School of Science, Kobe University, 1-1 Rokkodaicho, Nada-ku, Kobe, Hyogo 657-8501, Japan, 22.Laboratoire des Fluides Complexes et leurs Réservoirs, Université de Pau et des Pays de l’Adour, F-64000 Pau, France, 23.Department of Geology, Kent State University, 221 McGilvrey Hall, 325 S Lincoln Street, Kent, OH 44242, USA, 24.Department of Earth and Planetary Sciences, University of California, Riverside, CA 92506, USA, 25.Solid Earth Research Group, National Centre for Earth Science Studies, Thiruvananthapuram, Kerala 695011, India, 26.Geophysical Institute, University of Alaska Fairbanks, 2156 Koyukuk Drive, Fairbanks, Alaska 99775, USA, 27.Key Laboratory of Submarine Geoscience and Prospecting Techniques, Ocean University of China, Qingdao, China, 28.School of Geography, Earth and Environmental Sciences, Plymouth University, Drake Circus, Plymouth PL4 8AA, UK, 29.Institute of Marine Biology, Biotechnology and Aquaculture, Hellenic Centre for Marine Research, Heraklion, Greece, 30.Department of Geology and Geophysics, Woods Hole Oceanographic Institution, Woods Hole, MA 02543, USA, 31.Institute of Earth Sciences, Academia Sinica, Taipei 11529, Taiwan)