*Toshiro Yamaguchi1, Yuichi Onda1, Hiroaki Kato1 (1.Center for Research Isotopes and Environmental Dynamics, University of Tsukuba)
convener:Kazuyuki Kita(Faculty of Science, Ibaraki University), Yuichi Onda(Center for Research on Isotopes and Environmental Dynamics, University of Tsukuba), Yasuhito Igarashi(Atmospheric Environment and Applied Meteorology Research Department, Meteorological Research Institute), Masatoshi Yamada(Institute of Radiation Emergency Medicine, Hirosaki University), Chairperson:Haruka Minowa(The Jikei University School of Medicine), Chairperson:Hiroaki Kato(Tsukuba University)