*Masataka HAKOZAKI¹, Masaki Sano¹, Reona Hiramine¹, Minoru Sakamoto¹ (1.National Museum of Japanese History)

*Minoru Sakamoto^1,5, Masataka Hakozaki¹, Misao Yokoyama³, Fuyuki Tokanai², Takumi Mitsutani⁴ (1.National Museum of Japanese History, 2.Yamagata University, 3.Kyoto University, 4.Nara National Research Institute for Cultural Properties , 5.The Graduate University for Advanced Studies)

*Koh Kakiuchida¹, Masayo Minami², Seiji Kadowaki³, Hidekazu Yoshida³, Akinobu Yanagida⁴, Soichiro Wakiya⁴, Yuki Amano⁵ (1.GSES, Nagoya University, 2.ISEE, Nagoya University, 3.University Museum, Nagoya University, 4.Nara National Research Institute for Cultural Properties, 5.Japan Atomic Energy Agency)

*Chie Kato¹, Tadahiro Hatakeyama², Tatsuro ADACHI¹ (1.Faculty of Social and Cultural Studies, Kyushu University, 2.Institute of Frontier Science and Technology, Okayama University of Science)

Ryunosuke Maeda¹, Yu Kitahara², Tetsuya Yamamoto³, *Yuhji Yamamoto² (1.Faculty of Science and Technology, Kochi University, 2.Marine Core Research Institute, Kochi University, 3.Kochi Institute for Core Sample Research, Japan Agency for Marine-Earth Science and Technology)

*Yutaka Yoshimura¹, Hyeon-Seon Ahn^2,3, Chie Kato^4,7, Yuhji Yamamoto⁵, Chisato Anai⁶, Yoshinori Tajiri^4,7, Tadahiro Hatakeyama⁸, Masao OHNO^4,7 (1.National Institute of Polar Research, 2.Korea Institute of Geoscience and Mineral Resources, 3.University of Science and Technology, 4.Faculty of Social and Cultural Studies, Kyushu University, 5.Marine Core Research Institute, Kochi University, 6.Aso Volcanological Laboratory, Kyoto University, 7.Advanced Asian Archaeological Research Center, Kyushu University, 8.Institute of Frontier Science and Technology, Okayama University of Science)

Hisashi Hayakawa^1,2, Kentaro Hattori³, *Ayatoshi Taniguchi¹ (1.Tokai National Higher Education and Research System Nagoya University, 2.Rutherford Appleton Laboratory, 3.Kansai University)