*keisuke yamamoto1, Rika Imaizumi1, Fumitaka Endo1, Ibuki Sugino1, Shintaro Otomo1, Toshifumi Koseki1, Shohei Shibata1, Shingo Sugawara1, Shota Watanabe1, Kazuki Kidoguchi1, Taiga Suzuki1, Mamoru Koarai1 (1.Faculty of Science, Ibaraki University)
convener:Toshihiko Sugai(Department of Natural Environmental Studies, Institute of Environmental Studies, Graduate School of Frontier Science, The University of Tokyo), Mamoru Koarai(Earth Science course, College of Science, Ibaraki University), Kiyohide Mizuno(Institute of Geology and Geoinformation, National Institute of Advanced Industrial Science and Technology), Minoru YONEDA(The University Museum, The University of Tokyo), Chairperson:Toshihiko Sugai(Department of Natural Environmental Studies, Institute of Environmental Studies, Graduate School of Frontier Science, The University of Tokyo), Chairperson:Kiyohide Mizuno(Institute of Geology and Geoinformation, National Institute of Advanced Industrial Science and Technology)