*Masahiko SATO¹, Shinji YAMAMOTO², Yuhji YAMAMOTO³, Yoshihiro OKADA⁴, Masao OHNO¹, Hideo TSUNAKAWA⁴ (1.Kyushu University, 2.The University of Tokyo, 3.Center for Advanced Marine Core Research, Kochi University, 4.Tokyo Institute of Technology)

*Masahiko SATO¹, Shinji YAMAMOTO², Yuhji YAMAMOTO³, Yoshihiro OKADA⁴, Masao OHNO¹, Hideo TSUNAKAWA⁴ (1.Kyushu University, 2.The University of Tokyo, 3.Center for Advanced Marine Core Research, Kochi University, 4.Tokyo Institute of Technology)

*Makoto MIURA¹, Shoji ARAI¹, Shinji YAMAMOTO², Vladimir SHMELEV³ (1.Department of Earth Sciences, Kanazawa University, 2.Department of Earth Science and Astronomy, University of Tokyo, 3.Institute of Geology and Geochemistry, Ural Brance Russian Academy of Sciences)

*Kenji KAWAI¹, Hiroki ICHIKAWA², Shinji YAMAMOTO³, Taku TSUCHIYA², Shigenori MARUYAMA⁴ (1.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 2.Geodynamics Research Center, Ehime University, 3.Department of Earth and Astronomy, Graduate School of Arts and Sciences, The University of Tokyo, 4.Earth-Life Science Institute, Tokyo Institute of Technology)

*Shinji YAMAMOTO¹, Tsuyoshi KOMIYA¹ (1.Department of Earth and Astronomy, Graduate School of Arts and Sciences, The University of Tokyo)

*Shogo AOKI¹, Masanori SHIMOJO¹, Shinji YAMAMOTO¹, Takafumi HIRATA², Tsuyoshi KOMIYA¹ (1.Department of Earth Science and Astronomy, Graduate School of Arts and Sciences, University of Tokyo, 2.Division of Earth and Planetary Sciences, Graduate School of Science, Kyoto University)

*Takazo SHIBUYA¹, Yuichiro UENO², Tsuyoshi KOMIYA³, Manabu NISHIZAWA¹, Kouki KITAJIMA⁴, Shinji YAMAMOTO³, Takuya SAITOU², Ken TAKAI¹, Naohiro YOSHIDA², Shigenori MARUYAMA², Michael RUSSELL⁵ (1.JAMSTEC, 2.Tokyo Institute of Technology, 3.University of Tokyo, 4.University of Wisconsin, 5.Jet Propulsion Laboratory)

*Wataru FUJISAKI¹, Yusuke SAWAKI¹, Shinji YAMAMOTO², Tetsuya YOKOYAMA¹, Shigenori MARUYAMA³ (1.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 2.The University of Tokyo, 3.Earth-Life Science Institute, Tokyo Institute of Technology)

*Hisashi ASANUMA¹, Yoshihiro OKADA¹, Yusuke SAWAKI¹, Shinji YAMAMOTO², Takafumi HIRATA³, Shigenori MARUYAMA⁴ (1.Department of Earth and Planetary Sciences, Tokyo Institute of Technology, 2.Department of Earth and Astronomy Graduate School of Arts and Sciences The University of Tokyo, 3.Graduate School of Science,Kyoto University, 4.Earth-Life Science Institute, Tokyo Institute of Technology)

*Satoshi TAKAHASHI¹, Asuka YAMAGUCHI², Satoshi YAMAKITA³, Akane MIZUTANI¹, Jun ISHIDA¹, Shinji YAMAMOTO¹, Masayuki IKEDA⁴, Kazumi OZAKI², Ryuji TADA¹ (1.Department of Earth and Planetary Science, the University of Tokyo, 2.Atmosphere and Ocean Research Institute, the University of Tokyo, 3.Department of Earth Science, Faculty of Culture, Miyazaki University, 4.Department of Earth Sciences, Graduate School of Science and Engineering, Ehime University)

*Satoshi TAKAHASHI¹, Asuka YAMAGUCHI², Satoshi YAMAKITA³, Akane MIZUTANI¹, Jun ISHIDA¹, Shinji YAMAMOTO¹, Masayuki IKEDA⁴, Kazumi OZAKI², Ryuji TADA¹ (1.Department of Earth and Planetary Science, the University of Tokyo, 2.Atmosphere and Ocean Research Institute, the University of Tokyo, 3.Department of Earth Science, Faculty of Culture, Miyazaki University, 4.Department of Earth Sciences, Graduate School of Science and Engineering, Ehime University)