*YUPAN ZHANG ¹, Yuichi Onda¹, Hashimoto Asahi¹, Shiori Takamura¹, Chiu Chiu², Takashi Gomi² (1.Center for Research in Isotopes and Environmental Dynamics, 2.Department of International Environmental and Agricultural Science, Tokyo University of Agriculture and Technology)

*Isabela Silveira Baptista¹, Maki Tsujimura¹, Yuichi Onda¹ (1.University of Tsukuba)

*Yuichi Onda¹, Bin Feng², Keisuke Taniguchi³, Yoshifumi Wakiyama⁴, Asahi Hashimoto¹, Yupan Zhang¹ (1.Center for Research on Isotopes and Environmental Dynamics, University of Tsukuba, 2.TU. Wien, 3.National Institute of Technology, Tsuyama College, 4.Institute of Environmental Radioactivity, Fukushima University)

*ASAHI HASHIMOTO¹, Shodai Inokoshi², Chen-wei Chiu², Yuichi Onda³, Takashi Gomi⁴ (1.Graduate School of Science and Technology, University of Tsukuba, 2.Department of International Environmental and Agricultural Science, Tokyo University of Agriculture and Technology, 3.Center for Research on Isotopes and Environmental Dynamics, University of Tsukuba, 4.Department of Forest and Environmental Resources Sciences, Nagoya University)

*Shiori Takamura¹, Yuichi Onda², YUPAN ZHANG ³, ASAHI HASHIMOTO³, Hiroaki Kato², Takashi Gomi⁴, CHEN WEI CHIU⁵ (1.Univercity of Tsukuba, 2.Center for Research on Isotopes and Environmental Dynamics, University of Tsukuba, 3.Graduate School of Science and Technology, University of Tsukuba, 4.Univercity of Nagoya, 5.Tokyo University of Agriculture and Technology)

*Yuichi Onda¹, Taichi Kawano¹, Keisuke Taniguchi², Junko Takahashi¹, Teruyuki Maruoka¹ (1.Center for Research on Isotopes and Environmental Dynamics, University of Tsukuba, 2.National Institute of Technology, Tsuyama College)

*Naoyuki Wada¹, Yuichi Onda², Xiang Gao¹, Chen Tang¹ (1.University of Tsukuba, 2.Center for Research in Isotope and Environmental Dynamics)

*Hiroaki Kato¹, Yuichi Onda¹, Yuma Niwano¹ (1.Center for Research in Isotopes and Environmental Dynamics, University of Tsukuba)

*Junko Takahashi¹, Satoshi Iguchi¹, Yuichi Onda¹ (1.Center for Research in Isotopes and Environmental Dynamics, University of Tsukuba)

*Hikaru Sato¹, Yuichi Onda², Daisuke Tsumune³ (1.Faculty of Life and Environmental Sciences, University of Tsukuba, 2.Center for Research in Isotopes and Environmental Dynamics, 3.Central Research Institute of Electric Power Industry)

*Nakanishi Miyu¹, Yuichi Onda², Hiroaki Kato², Junko Takahashi² (1.Master’s Program in Geosciences, University of Tsukuba, 2.Center for Research in Isotopes and Environmental Dynamics, University of Tsukuba)

*Shunsuke Mishima¹, Junko Takahashi^2,1, Yuichi Onda^1,2 (1.University of Tsukuba, 2.Center for Research in Isotopes and Environmental Dynamics)