*Yuhji Yamamoto¹, Toshitsugu Yamazaki² (1.Center for Advanced Marine Core Research, Kochi University, 2.Atmosphere and Ocean Research Institute, University of Tokyo)

*Nobukazu Seama^1,2, Jerome Dyment³, Taichi Sato^4,5, Yves Gallet⁶, Kyoko Okino⁷, Roi Granot⁸, Yoshifumi Nogi⁹, Nobutatsu Mochizuki¹⁰, Toshitsugu Yamazaki⁷ (1.Department of Planetology, Kobe University, 2.KOBEC (Kobe Ocean-Bottom Exploration Center), Kobe University, 3.Institut de Physique du Globe de Paris, 4.National Institute of Advanced Industrial Science and Technology, 5.The Institute for Geoscience Research (TIGeR), Curtin University , 6.French Centre National de la Recherche Scientifique, 7.Atmosphere and Ocean Research Institute, The University of Tokyo, 8.Department of Geological and Environmental Sciences, Ben-Gurion University, 9.National Institute of Polar Research, 10.Priority Organization for Innovation and Excellence, Kumamoto University)

*Shinsaku Nakano¹, Shingo Kato², Mariko Kouduka¹, Toshitsugu Yamazaki³, Yohey Suzuki¹ (1.Graduate School of Science, The University of Tokyo, 2.RIKEN, 3.Atmosphere and Ocean Research Institute, The University of Tokyo)

*Shinsaku Nakano¹, Shingo Kato², Mariko Kouduka¹, Toshitsugu Yamazaki³, Yohey Suzuki¹ (1.Graduate School of Science, The University of Tokyo, 2.RIKEN, 3.Atmosphere and Ocean Research Institute, The University of Tokyo)

*Toshitsugu Yamazaki¹, Yuhji Yamamoto², Toshiya Kanamatsu³, Yuho Kumagai⁴, Norihiro Nakamura⁴ (1.Atmosphere and Ocean Research Institute, The University of Tokyo, 2.Center for Advanced Marine Core Research, Kochi University, 3.Japan Agency for Marine-Earth Science and Technology, 4.Tohoku University)

*Fumito Mizuno¹, Takuya Sagawa², Keisuke Mukaida³, Yoshimi Kubota⁴, Toshitsugu Yamazaki⁵, Junichiro Kuroda⁵ (1.Graduate School of Natural Science and Technology. Kanazawa University, 2.Institute of Science & Engineering. Kanazawa University, 3.Collage of Science & Engineering. Kanazawa University, 4.National Museum of Nature & Science, 5.Atmosphere and Ocean Research Institute. The University of Tokyo)