*Kazumasa Aoki¹, Tomohiko Sato¹, Puntsag Delgerzaya², Zorigt Badamkhatan² (1. Okayama University of Science, 2. Mongolian Academy of Sciences)

*Shota Seno¹, Ryotaro Kamioka¹, Hisahiro Ueda¹, Shinji Yamamoto², Takeshi Ohno¹ (1. Gakushuin University, 2. Yokohama National University)

*Takuya Saito¹, Hisahiro Ueda², Akiko Makabe¹, Shuya Tan¹, Takazo Shibuya¹ (1. JAMSTEC, 2. Gakushuin University)

*Fuka Nagayama¹ (1. Institute of Science Tokyo)

*Motoko Igisu¹, Kentaro Tanaka², Naoto Takahata³, Ken Takai¹, Yuji Sano⁴, Tsuyoshi Komiya³ (1. Japan Agency for Marine-Earth Science and Technology, 2. Tokyo City University, 3. The University of Tokyo, 4. Kochi University)

*Hikaru Tanabe¹, Tsuyoshi Komiya¹, Yusuke Sawaki¹ (1. The University of Tokyo)

*Takatoshi Iwatsubo¹, Takafumi Hirata², Tsuyoshi Komiya¹ (1. Department of Earth and Planetary Science, The University of Tokyo, 2. Geochemical Research Center, The University of Tokyo)

*Kai Kurose¹, Tsuyoshi Iizuka¹ (1. The University of Tokyo)

*Kuon Sato¹, Abhishek Kumar Pandey¹, Partha Pratim Chakraborty², Akihiro Kano³, Ryoichi Nakada⁴, Fumito Shiraishi¹ (1. Hiroshima University, 2. Delhi University, 3. The University of Tokyo, 4. JAMSTEC)

*Tomohiko Sato¹, Kazumasa Aoki¹, Delgerzaya Puntsag ², Badamkhatan Zorigt² (1. Okayama University of Science, 2. Institute of Paleontology, Mongolian Academy of Sciences)

*Nana Suzuki¹, Tatsuki Tsujimori¹, Yoshiaki Sugamori², Shizuo Takemura³ (1. Tohoku University, 2. Tottori University, 3. Hyogo University of Teacher Education)

*Naoki Ban¹, Toshihiro Yamada¹ (1. Hokkaido University)

*Tenga Yokoyama¹, Eiichi Tajika¹ (1. The University of Tokyo)

*Taketo Kito¹, Ryoichi Nakada², Akihiro Kano³, Fumito Shiraishi¹ (1. Hiroshima University, 2. JAMSTEC, 3. The University of Tokyo)

*Tomoki Takeda¹, Eiichi Tajika¹ (1. Tokyo University)

*Keishiro Sakurai¹, Yuki Tateshita¹, Ken Sawada^1,2 (1. Graduate School of Science, Hokkaido University, 2. Department of Earth and Planetary Sciences, Faculty of Science, Hokkaido University)

*Ritomi Kinoshita¹, Masashi A. Ikeda¹, Ken Sawada¹, Keiichi Hayashi², Hayu Ota³, Junichiro Kuroda³, Hiroyuki Hoshi⁴, Reishi Takashima⁵, Hiroshi Nishi⁶ (1. HOKKAIDO UNIVERSITY, 2. Hokkaido Research Organization (HRO), 3. Department of Ocean Floor Geoscience, Atmosphere and Ocean Research Institute, the University of Tokyo, 4. Aichi University of Education, 5. The Tohoku University Museum, Tohoku University, 6. Institute of Dinosaur Res., Fukui Prefectural University)

*Ryota Murai¹, Junichiro Kuroda¹, Jin-Oh Park¹, Kazutaka Yasukawa², Atsushi Matsuoka³, Erika Tanaka⁴ (1. Atmosphere and Ocean Research Institute, the University of Tokyo, 2. School of Engineering, the University of Tokyo, 3. Niigata University, 4. Kochi University)