*Mami TAKEHARA¹, Kenji HORIE², Kenichiro TANI³, Takeyoshi YOSHIDA⁴, Tomokazu HOKADA², Shoichi KIYOKAWA⁵ (1.Department of Earth and Planetary Sciences, Graduate School of Sciences, Kyushu University, 2.National Institute of Polar Research, 3.Institute for Research on Earth Evolution, Japan Agency for Marine-Earth Science and Technology, 4.Institute of Earth Sciences, Graduate School of Science, Tohoku University, 5.Department of Earth and Planetary Sciences, Faculty of Sciences, Kyushu University)

*Takashi KURATOMI¹, Shoichi KIYOKAWA¹, Minoru IKEHARA², Shusaku GOTO³, Tatsuhiko HOSHINO⁴, Fumihiko IKEGAMI¹, Yuto MINOWA¹ (1.Kyushu University, 2.Center for Advanced Marine Core Research, Kochi University, 3.Geological Survey of Japan, AIST, 4.Japan Agency for Marine-Earth Science and Technology)

*Fumihiko IKEGAMI¹, Yuto MINOWA¹, Takashi KURATOMI¹, Shoichi KIYOKAWA², Hisashi OIWANE³, Yasuyuki NAKAMURA⁴, Katsura KAMEO⁵ (1.Department of Earth and Planetary Sciences, Kyushu University, 2.Faculty of Sciences, Kyushu University, 3.Mishima-mura, 4.JAMSTEC, 5.Atmosphere and Ocean Research Institute, Tokyo University)

*Fumihiko IKEGAMI¹, Yuto MINOWA¹, Takashi KURATOMI¹, Shoichi KIYOKAWA², Hisashi OIWANE³, Yasuyuki NAKAMURA⁴, Katsura KAMEO⁵ (1.Department of Earth and Planetary Sciences, Kyushu University, 2.Faculty of Sciences, Kyushu University, 3.Mishima-mura, 4.JAMSTEC, 5.Atmosphere and Ocean Research Institute, Tokyo University)

*Tsuyoshi WATANABE¹, Kanae KAMIMURA¹, Atsuko YAMAZAKI², Kazuto OHMORI¹, Francois LE GUERN³, Shoichi KIYOKAWA⁴ (1.Grad. Sch. of Science, Hokkaido University, 2.AORI, University of Tokyo, 3.CNRS, LSCE (Deceased), 4.Grad. Sch. of Science, Kyushu University)

*Shoichi KIYOKAWA¹, Takashi ITO², George M. TETTEH³, Frank K. NYAME⁴ (1.Kyushu Univ. Earth and Planetary Sci., 2.ibaraki Univ. Dep. Education, 3.University of Mines and Technology, Tarkwa, 4.University of Ghana)

*Kosuke T. GOTO¹, Takashi ITO², Katsuhiko SUZUKI³, Teruhiko KASHIWABARA³, Yutaro TAKAYA⁴, Gen SHIMODA¹, Tatsuo NOZAKI³, Shoichi KIYOKAWA⁵, George M. TETTEH⁶, Frank K. NYAME⁶ (1.GSJ, AIST, 2.Ibaraki University, 3.JAMSTEC, 4.University of Tokyo, 5.Kyushu University, 6.University of Ghana)

*Tsubasa MIKI¹, Shoichi KIYOKAWA², Hiroshi NARAOKA², Naoto TAKAHATA³, Akizumi ISHIDA³, Takashi ITO⁴, Minoru IKEHARA⁵, Kosei E. YAMAGUCHI⁶, Ryo SAKAMOTO⁷, Yuji SANO³ (1.Department of Earth and Planetary Sciences, Graduate School of Sciences, 33 Kyushu University, 2.Department of Earth and Planetary Sciences, Faculty of Sciences, 33 Kyushu University, 3.Department of Chemical Oceanography,Atmosphere and Ocean Research Institute, The University of Tokyo, 4.Teacher Training Course (Science Education), College of Education, Ibaraki University, 5.Graduate School of Integrated Arts and Sciences, Kochi University, 6.Department of Chemistry, Faculty of Science, Toho University / NASA Astrobiology Institute, 7.Mitsui Oil Exploration CO., LTD)

*Yuhei AIHARA¹, Shoichi KIYOKAWA¹, Ryoji TANAKA², Eizo NAKAMURA², Chie SAKAGUCHI² (1.Earth and Planetary Science, Kyushu Universiy, 2.Pheasant Memorial Laboratory, Institute for the Study of the Earth's Interior at Misasa)