*Tetsuo Kawakami¹, Sota Niki², Masayasu Suzuki¹, Shuhei Sakata³, Tatsuro ADACHI⁴, Fumiko Higashino¹, Masaoki Uno⁵, Takafumi Hirata² (1.Graduate School of Science, Kyoto University, 2.Geochemical Research Center, Graduate School of Science, The University of Tokyo, 3.Earthquake Research Institute, The University of Tokyo, 4.Advanced Asian Archaeological Research Center, Kyushu University, 5.Graduate School of Environmental Studies, Tohoku University)

*Tatsuro ADACHI¹, Tetsuo Kawakami², Masaoki Uno³, Fumiko Higashino² (1.Kyushu University, 2.Kyoto University, 3.Tohoku University)

*Kota Suzuki¹, Tetsuo Kawakami¹, Shuhei Sakata² (1.Department of Geology and Mineralogy, Graduate School of Science, Kyoto University, 2.Earthquake Research Institute, University of Tokyo)

*Natsumi Yoshimoto¹, Tetsuo Kawakami¹ (1.Department of Geology and Mineralogy, Graduate School of Science, Kyoto University)

*Shumpei Kudo¹, Tetsuo Kawakami¹, Toru Nakajima^1,2, Harutaka Sakai¹ (1.Department of Geology and Mineralogy, Graduate School of Science, Kyoto University, 2.Tono Geoscience Center, Japan Atomic Energy Agency)

*Masanori Yokoi¹, Tetsuo Kawakami¹ (1.Department of Geology and Mineralogy, Graduate School of Science, Kyoto University )

*Gabriel Theophilus Vinalay Valera¹, Tetsuo Kawakami¹, Betchaida Duetes Payot² (1.Graduate School of Science, Kyoto University, 2.National Institute of Geological Sciences, University of the Philippines)

*Sota Niki¹, Tetsuo Kawakami², Tatsuro Adachi³, Masaoki Uno⁴, Fumiko Higashino², Takafumi Hirata¹ (1.Geochemical Research Center, School of Science, The University of Tokyo, 2.Graduate School of Science, Kyoto University, 3.Faculty of Social and Cultural Studies, Kyushu University, 4.Graduate School of Environmental Studies, Tohoku University)

*Shigeru Sueoka¹, Tetsuo Kawakami², Kota Suzuki², Saya Kagami¹, Tatsunori Yokoyama¹, Mitsuhiro Nagata¹, Ayu Yamazaki², Fumiko Higashino², Georgina E. King³, Sumiko Tsukamoto⁴, Frédéric Herman³, Takahiro Tagami² (1.Japan Atomic Energy Agency, 2.Division of Earth Sciences, Graduate School of Science, Kyoto University, 3.Institute of Earth Surface Dynamics, University of Lausanne, 4.Leibniz Institute for Applied Geophysics)

*Fumiko Higashino¹, Tetsuo Kawakami¹, Shuhei Sakata² (1.Graduate School of Science, Kyoto University, 2.The University of Tokyo)

*Kota Suzuki¹, Tetsuo Kawakami¹, Shigeru Sueoka², Ayu Yamazaki¹, Saya Kagami², Tatsunori Yokoyama², Takahiro Tagami¹ (1.Department of Geology and Mineralogy, Graduate School of Science, Kyoto University, 2.Tono Geoscience Center, Japan Atomic Energy Agency)

*Masaoki Uno¹, Tetsuo Kawakami², Tatsuro ADACHI³, Fumiko Higashino², Noriyoshi Tsuchiya¹ (1.Tohoku University, 2.Kyoto University, 3.Kyushu University)