*Akihiro Kano¹ (1.Graduate School of Science, The University of Tokyo)

*Shota Amekawa¹, Akihiro Kano¹, Kenji Kashiwagi², Taiki Mori³, Fumito Shiraishi⁴, Chuan-Chou Shen^5,6,7 (1.Graduate School of Science, The University of Tokyo, 2.Department of Environmental Biology and Chemistry, Faculty of Science, University of Toyama, 3.Graduate School of Integrated Sciences for Global Society, Kyushu University, 4.Department of Earth and Planetary Systems Science, Graduate School of Science, Hiroshima University, 5.High-precision Mass Spectrometry and Environment Change Laboratory (HISPEC), Department of Geosciences, National Taiwan University, 6.Global Change Research Center, National Taiwan University, 7.Research Center for Future Earth, National Taiwan University)

*Chizuru Takashima¹, Tomoyo Okumura², Akihiro Kano³, Susumu Kakubuchi¹ (1.Faculty of Education, Saga University, 2.Center for Advanced Marine Core Research, Kochi University, 3.Department of Earth and Planetary Science The University of Tokyo)

*Akihiro Kano¹, Yuki Eguchi¹ (1.Graduate School of Science, The University of Tokyo)

*Hongbo Zheng¹, Qing Yang¹, Shuo Cao³, Peter Dominic Clift⁴, Mengying He², Akihiro Kano⁵, Ryuji Tada⁵, Fred Jourdan⁶ (1.Research Center for Earth System Science, Yunnan University, 2.School of Geography Science, Nanjing Normal University, 3.School of Earth Sciences, China University of Geosciences, 4.Department of Geology and Geophysics, Louisiana State University, 5.Department of Earth and Planetary Science, University of Tokyo, 6.Western Australian Argon Isotope Facility, Department of Applied Geology and JdL Centre, Curtin University)

*Akira Murata¹, Hirokazu Kato¹, Akihiro Kano¹ (1. Department of Earth and Planetary Science, The University of Tokyo)

*Aki Sakuma¹, Hirokazu Kato¹, Yoshihiro Kakizaki¹, Akihiro Kano¹, Ryuji Tada^2,3, Hongbo Zheng² (1.Department of Earth and Planetary Science, School of Science, the University of Tokyo, 2.Yunnan University, 3.Chiba Institute of Technology)

*Hirokazu Kato¹, Shota Amekawa¹, Akihiro Kano¹ (1.Department of Earth and Planetary Science, The University of Tokyo)

*Ryuji Asami¹, Rikuto Hondoh², Ryu Uemura³, Ryuichi Shinjo⁴, Chuan-Chou Shen⁵, Akihiro Kano⁶, Masaki Fujita⁷, Shinji Yamasaki⁸, Hideko Takayanagi¹, Yasufumi Iryu¹ (1.Graduate School of Science, Tohoku University, 2.Faculty of Science, Tohoku University, 3.Graduate School of Environmental Studies, Nagoya University, 4.Faculty of Science, University of the Ryukyus, 5.National Taiwan University, 6.School of Science, the University of Tokyo, 7.National Museum of Nature and Science, 8.Okinawa Prefectural Museum and Art Museum)

*Shota Amekawa¹, Kenji Kashiwagi², Masako Hori³, Tomomi Sone⁴, Hirokazu Kato¹, Tomoyo Okumura⁵, Tsai-Luen Yu⁶, Chuan-Chou Shen^6,7,8, Akihiro Kano¹ (1.Graduate School of Science, The University of Tokyo, 2.Department of Environmental Biology and Chemistry, Faculty of Science, University of Toyama, 3.Division of Natural Sciences, Osaka Kyoiku University, 4.Marine Works Japan LTD., 5.Center for Advanced Marine Core Research, Kochi University, 6.High-precision Mass Spectrometry and Environment Change Laboratory (HISPEC), Department of Geosciences, National Taiwan University, 7.Global Change Research Center, National Taiwan University, 8.Research Center for Future Earth, National Taiwan University)