*Masakazu Fujii¹, Hiroshi Sato², Minoru Ikehara³, Yoshifumi Nogi¹, Taichi Sato⁴, Yasuyuki Nakamura⁵, Eri Helen Amsler⁶, Sam Sherriff-Tadano⁷ (1.National Institute of Polar Research and SOKENDAI, 2.Senshu University, 3.Kochi University, 4.AIST, 5.JAMSTEC, 6.University of Bern, 7.AORI, UTokyo)

*Eri Helen Amsler¹, Walter Geibert², Gerhard Kuhn², Minoru Ikehara³, Samuel Jaccard¹ (1.Institute of Geological Sciences and Oeschger Centre for Climate Change Research, University of Bern, Switzerland, 2.Alfred-Wegener-Institut Helmholtz-Zentrum für Polar- und Meeresforschung, Bremerhaven, Germany, 3.Center for Advanced Marine Core Research, Kochi University, Kochi, Japan)

*Eri Helen Amsler¹, Walter Geibert², Gerhard Kuhn², Minoru Ikehara³, Samuel Jaccard¹ (1.Institute of Geological Sciences and Oeschger Centre for Climate Change Research, University of Bern, Switzerland, 2.Alfred-Wegener-Institut Helmholtz-Zentrum für Polar- und Meeresforschung, Bremerhaven, Germany, 3.Center for Advanced Marine Core Research, Kochi University, Kochi, Japan)