*Yukari MIYAZAKI¹, Michinari SUNAMURA¹, Junichiro ISHIBASHI², Hiromi WATANABE³, Uta KONNO³, Yohey SUZUKI¹ (1.Graduate School of Science, the University of Tokyo, 2.Graduate School of Science, the University of Kyusyu, 3.JAMSTEC)

*Hiroko MAKITA¹, Sakiko KIKUCHI², Takuro NUNOURA¹, Satoshi MITSUNOBU³, Miho HIRAI¹, Yoshihiro TAKAKI¹, Toshiro YAMANAKA⁴, Tomohiro TOKI⁵, Kentaro NAKAMURA⁶, Mariko ABE¹, Junichi MIYAZAKI¹, Takuroh NOGUCHI¹, Hiromi WATANABE¹, Yoshio TAKAHASHI², Ken TAKAI¹ (1.JAMSTEC, 2.Hiroshima University, 3.University of Shizuoka, 4.Okayama University, 5.University of the Ryukyus, 6.The University of Tokyo)

*Yasuhiko OHARA¹, Ken TAKAI², Hiromi WATANABE², Uta KONNO², Teruaki ISHII³, Sherman BLOOMER⁴, Genki OZAWA⁵, Yuji ONISHI⁶, Masakazu FUJII⁷ (1.Hydrographic and Oceanographic Department of Japan, 2.Japan Agency for Marine-Earth Science and Technology, 3.Fukada Geological Institute, 4.Oregon State University, 5.Kitasato University, 6.Okayama University, 7.Atmosphere and Ocean Research Institute, University of Tokyo)

*Hiromi WATANABE¹, Girish BEEDESSEE² (1.Japan Agency for Marine-Earth Science and Technology, 2.Mauritius Oceanography Institute)

*Hidenori KUMAGAI¹, Hiromi WATANABE², Takuya YAHAGI³, Shigeaki KOJIMA⁴, Shun'ichi NAKAI⁵, Shin TOYODA⁶, Jun-ichiro ISHIBASHI⁷ (1.Submarine Resources Research Project, JAMSTEC, 2.Japan Agency for Marine-Earth Science and Technology, 3.Graduate School of Frontier Sciences, The University of Tokyo, 4.Atmosphere and Ocean Research Institute, The University of Tokyo, 5.Earthquake Research Institute, University of Tokyo, 6.Department of Applied Physics, Faculty of Science, Okayama University of Science, 7.Department of Earth and Planetary Sciences, Faculty of Science, Kyushu University)