*Akira Baba¹, Hitoki Okamoto², Tadahiro Hatakeyama² (1.The Mt. Fuji Institute for Nature and Biology, Showa University, 2.Okayama University of Science)

*Tadahiro Hatakeyama¹, Evdokia Tema^2,3, Enzo Ferrara⁴, Patrizia Davit⁵, George S. Polymeris⁶, Naoko Matsumoto⁷, Jun Mitsumoto⁸ (1.Institute of Frontier Science and Technology, Okayama University of Science, 2.Dipartimento di Scienze della Terra, Università degli Studi di Torino, Italy , 3.ALP-CIMaN Alpine Laboratory of Palaeomagnetism, Italy , 4. Istituto Nazionale di Ricerca Metrologica, Torino, Italy, 5.Dipartimento di Chimica, Università degli Studi di Torino, Italy, 6.Institute of Nanoscience and Nanotechnology, NCSR “Demokritos”, Greece, 7.Faculty of Humanities and Social Sciences, Okayama University, Japan, 8.Research Institute for the Dynamics of Civilizations, Okayama University, Japan)

*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)

*Tadahiro Hatakeyama¹, Yuhji Yamamoto², Chie Kato³, Yu Kitahara³, Masao OHNO³ (1.Institute of Frontier Science and Technology, Okayama University of Science, 2.Marine Core Research Institute, Kochi University, 3.Graduate School of Integrated Sciences for Global Society, Kyushu University)

*Yu Kitahara¹, Thi Phuong Lan Luu², Van Tho Nguyen³, Hoang Bach Linh Nguyen⁴, Tadahiro Hatakeyama⁵, Yuhji Yamamoto¹, Chie Kato⁶, Masao Ohno⁶, Mariko Yamagata⁷ (1.Marine Core Research Institute, Kochi University, 2.Institute of Geophysics, Vietnam Academy of Science and Technology, 3.Management Board for MySon Cultural Heritage, 4.Division of Humanities, Graduate School of Human and Socio-Environmental Studies, Kanazawa University, 5.Research Institute of Frontier Science and Technology, Okayama University of Science, 6.Faculty of Social and Cultural Studies, Kyushu University, 7.Curator Course, Certification Courses, Rikkyo University)

*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)

*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)