*【ECS】Satoshi Yoshimaru¹, Shoichi Kiyokawa¹, Takashi Ito², Kenji Horie³, Mami Takehara³, George M. Tetteh⁵, Frank K. Nyame⁴ (1. Kyushu University, 2. Ibaraki University, 3. National Institute of Polar Research, 4. University of Ghana, 5. University of Mining and Technology, Tarkwa)

*Ryota MIHORI¹, Takayuki USHIKUBO², Kenji SHIMIZU², Yusuke SAWAKI¹, Tsuyoshi KOMIYA¹ (1. Graduate School of Arts and Sciences, The University of Tokyo, 2. Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology (JAMSTEC))

*Tsuyoshi Komiya¹ (1. Komaba, The University of Tokyo)

*Toshifumi KOMATSU¹, Hiroki KAWASHIMA², Kotaro MORI³, Shuji NIKO⁴, Toshihiro YAMADA⁵, Phong Duc NGUYEN⁶, Doan Dinh HUNG⁷ (1. Faculty of Advanced Science and Technology, Kumamoto University, 2. CTI Engineering Co., Ltd., 3. Graduate School of Science and Technology, Kumamoto University, 4. Faculty of Integrated Arts and Sciences, Hiroshima University, 5. Graduate School of Science, Hokkaido University, 6. VIGMR, 7. VNMN)

*Honami Sato¹, Akira Ishikawa², Christopher M. Lowery³, Sean P.S. Gulick³, Joanna V. Morgan⁴ (1. Kyushu University, 2. Tokyo Institute of Technology, 3. University of Texas at Austin, 4. Imperial College London)

*Hiroto Kajita¹ (1. Hirosaki University)

*Miyu TAKEUCHI¹, Hokuto IWATANI¹, Atsuko AMANO², Toshiaki IRIZUKI³, Jun ARIMOTO², Yoshiaki SUZUKI², Takuya ITAKI² (1. Yamaguchi University, 2. Geological Survey of Japan, AIST, 3. Shimane University)

*Hisashi SUZUKI¹ (1. Otani University)