*Shunsuke Kurokawa¹, Ryuji Tada¹, Johanna Lofi², Tomohisa Irino³, Masayuki Ikeda⁴, Liviu Giosan⁵, Arisa Seki¹, Masafumi MURAYAMA⁶, Takuya Matsuzaki⁶, Takuya Itaki⁷, Shin-ichi Kamikuri⁸ (1.Department of Earth and Planetary Science, University of Tokyo, 2.Universite de Montpellier, 3.Faculty of Environmental Earth Science, Hokkaido University, 4.Shizuoka University, 5.Woods Hole Oceanographic Institution, 6.Center for Advanced Marine Core Research, Kochi University, 7.Geological Survey of Japan, AIST, 8.Faculity of Education, Ibaraki University)

*Ryuji Tada¹, Tomohisa Irino², Ken Ikehara³, Akinori Karasuda¹, Song Lu², Arisa Seki¹, Saiko Sugisaki³, Chang Xuan⁴, Takuya Itaki³, Takuya Sagawa⁵, Yoshimi Kubota⁶, Richard W Murray⁷, Carlos A Alvarez Zarikian⁸, Exp 346 Scientists (1.Department of Earth and Planetary Science, Graduate School of Science, The Univeristy of Tokyo, 2.Graduate School of Environmental Science, Division of Earth System Science, Hokkaido University, 3.Reserch Institute of Geology and Geoinformation, Geological Survey of Japan, 4.School of Ocean and Earth Science, University of Southampton, 5.School of Natural System, Graduate School of Natural Science and Technology, Kanazawa University, 6.Department of Geology and Paleontology, National Museum of Nature and Science, 7.Earth and Environment, Boston University, 8.International Ocean Discovery Program, Texas A & M University)

*Arisa Seki¹, Ryuji Tada¹, Shunsuke Kurokawa¹, Masafumi Murayama², Takuya Matsuzaki² (1.Graduate School of Science,The University of Tokyo, 2.Center for Advanced Marine Core Research, Kochi University)