*Tomohisa IRINO¹, Hisayuki YOSHIKAWA¹, Kazuhiro NEMOTO², Chao LUO³, Mengying HE³, Keita SAITO⁴, Yoshiaki SUZUKI⁴, Ryuji TADA⁴ (1.Hokkaido University, 2.Japan Meteorological Agency, 3.Nanjing Normal University, 4.University of Tokyo)

*Ryuji TADA¹, Yui KUBOKI¹, Hongbo Zheng², Tomohisa IRINO³, Keita SAITO¹, Chao Luo⁴, Mengying He², Ke WANG³, Yuya TSUNAZAWA¹, Yoshio TAKAHASHI¹ (1.Graduate School of Science, the University of Tokyo, 2.School of Geographic Science, Nanjing Normal University, 3.Faculty of Environmental Earth Science, Hokkaido University, 4.School of Earth Sciences and Engineering, Nanjing University)

*Shunsuke KUROKAWA¹, Ryuji TADA¹, Takuya ITAKI², Satoshi TAKAHASHI¹ (1.Department of Earth and Planetary Science, University of Tokyo, 2.Geological Survey of Japan, AIST)

*Keita SAITO¹, Ryuji TADA¹, Hongbo Zheng², Tomohisa IRINO³, Ke WANG³, Chao Luo⁴, Yuya TSUNAZAWA¹, Saiko SUGISAKI¹ (1.University of Tokyo, 2.Nanjing Normal University, 3.Hokkaido University, 4.Nanjing University)

*Ke WANG¹, Ryuji TADA², Tomohisa IRINO¹, Hongbo ZHENG³, Keita SAITO², Saiko SUGISAKI², Masao UCHIDA⁴ (1.Hokkaido University, 2.The University of Tokyo, 3.Nanjing Normal Univ., 4.National Institute for Environmental Studies)

*Saiko SUGISAKI¹, Jan-Pieter Buylaert², Andrew Murray³, Ryuji TADA¹, Hongbo Zheng⁴, Ke WANG⁵, Keita SAITO¹, Tomohisa IRINO⁵, Masao UCHIDA⁶ (1.University of Tokyo, 2.Aarhus University, 3.Technical University of Denmark, 4.Nanjing Normal University, 5.Hokkaido University, 6.National Institute for Environmental Studies)

*Yoshiaki SUZUKI¹, Ryuji TADA¹, Kana NAGASHIMA², Tomohisa IRINO³, Kazuyoshi YAMADA⁴, Takeshi NAKAGAWA⁵, Hideaki KOJIMA⁶, Project members SG12/06⁷ (1.Univ. Tokyo, 2.JAMSTEC, 3.Hokkaido University, 4.Museum of Natural and Environmental history, Shizuoka, 5.Ritsumeikan University, 6.Wakasa-Mikata Jomon Museum, 7.none)

*Ryuji TADA¹, Takeshi NAKAGAWA², Ken IKEHARA³, Masanobu YAMAMOTO⁴ (1.Graduate School of Science, the University of Tokyo, 2.Ritsumeikan University, 3.AIST, 4.Faculty of Environmental Earth Science, Hokkaido University)

*Takuya SAGAWA¹, Ryuji TADA², Ken IKEHARA³, Tomohisa IRINO⁴, Takuya ITAKI³, Saiko SUGISAKI², Yoshimi KUBOTA⁵, Akinori KARASUDA², Xuan Chuang⁶, Yoshitaka NAGAHASHI⁷, Yasufumi SATOGUCHI⁸, Takeshi NAKAGAWA⁹, Richard W. Murray¹⁰, Carlos A. Alvarez-Zarikian¹¹, 346, Scientists EXPEDITION¹¹ (1.Faculty of Sciences, Kyushu University, 2.Department of Earth and Planetary Science, Graduate School of Science, The Univeristy of Tokyo, 3.Institute of Geology and Geoinformation, National Institute of Advanced Industrial Science and Techn, 4.Faculty of Environmental Earth Science, Hokkaido University, 5.National Museum of Nature and Science, 6.School of Ocean and Earth Science, Univ. of Southampton, 7.Fukushima University, 8.Lake Biwa Museum, 9.Ritsumeikan University, 10.Earth & Environment, Boston University, USA, 11.Integrated Ocean Discovery Program, Texas A&M University)

*Takuya ITAKI¹, Isao MOTOYAMA², Yasumi YAMADA³, Kenji M. MATSUZAKI¹, Ken IKEHARA¹, Ryuji TADA⁴ (1.Geological Survey of Japan / AIST, 2.Department of Earth and Environmental Sciences, Yamagata University, 3.Marine Works Japan Ltd, 4.Department of Earth and Planetary Science, Graduate School of Science, The Univeristy of Tokyo)

*Kazumi OZAKI¹, Shotaro HIRASE¹, Yuko KUSAMA¹, Wataru IWASAKI², Yusuke YOKOYAMA¹, Hodaka KAWAHATA¹, Ryuji TADA², Masanobu YAMAMOTO³ (1.AORI, The University of Tokyo, 2.Graduate School of Science, The University of Tokyo, 3.Graduate School of Env. Earth Science, Hokkaido University)

*Kana NAGASHIMA¹, Yoshiaki SUZUKI², Kazuyoshi YAMADA³, Tomohisa IRINO⁴, Ryuji TADA², Masayuki TAKIGAWA¹, Yukari HARA⁵, Takeshi NAKAGAWA⁶, Project members SG06/12⁶ (1.JAMSTEC, 2.Graduate school of Science, The University of Tokyo, 3.Museum of Natural and Environmental history, Shizuoka, 4.Faculty of Environmental Earth Science, Hokkaido University, 5.Research Institute for Applied Mechanics, Kyushu University, 6.Ritsumeikan University)

*Tomohisa IRINO¹, Yoshie NAKAI¹, Song LU¹, Kazuyoshi YAMADA², Hitoshi YONENOBU³, Ryuji TADA⁴ (1.Hokkaido University, 2.Museum of Natural and Environmental history, Shizuoka, 3.Naruto University of Education, 4.University of Tokyo)

*Akinori KARASUDA¹, Ryuji TADA¹, Tomohisa IRINO², Richard Murray³, Carlos ZARKIAN⁴, Scientists Exp.346⁵ (1.University of Tokyo, 2.Hokkaido University, 3.Boston University, 4.Texas A&M University, 5.IODP)

*Masafumi MURAYAMA¹, Takuya MATSUZAKI¹, Tomohisa IRINO², Ryuji TADA³ (1.Center for Advanced Marine Core Research, Kochi University, 2.Faculty of Environmental Earth Science, Hokkaido University, 3.Department of Earth and Planetary Science, Graduate School of Science, The University of Tokyo)

*Masafumi MURAYAMA¹, Takuya MATSUZAKI¹, Tomohisa IRINO², Ryuji TADA³ (1.Center for Advanced Marine Core Research, Kochi University, 2.Faculty of Environmental Earth Science, Hokkaido University, 3.Department of Earth and Planetary Science, Graduate School of Science, The University of Tokyo)