convener:Benjamin F Zaitchik(Johns Hopkins University), Teppei J Yasunari(Arctic Research Center, Hokkaido University)

convener:Chiaki T. Oguchi(Institute for Environmental Science and Technology, Graduate School of Science and Engineering, Saitama University), Rie Hori, S.(Department of Earth Science, Faculty of Science, Ehime University), Claudia Jesus-Rydin(European Research Council), Hodaka Kawahata(Atmosphere Ocean Research Institute, the University of Tokyo)

convener:Jun Matsumoto(Deaprtment of Geography, Tokyo Metropolitan University), Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University), Akira Wada(Tokyo Institute of Technology), Manabu D. Yamanaka(Research Institute for Humanity and Nature / Professor Emeritus of Kobe University)

convener:Jun Matsumoto(Deaprtment of Geography, Tokyo Metropolitan University), Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University), Akira Wada(Tokyo Institute of Technology), Chairperson:Jun Matsumoto(Deaprtment of Geography, Tokyo Metropolitan University)

convener:Jun Matsumoto(Deaprtment of Geography, Tokyo Metropolitan University), Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University), Akira Wada(Tokyo Institute of Technology), Chairperson:Akira Wada(Tokyo Institute of Technology)

convener:Tatsuhiko Hara(International Institute of Seismology and Earthquake Engineering, Building Research Institute), Katsuyoshi Michibayashi(Department of Earth and Planetary Sciences, Nagoya University), Miwa Kuri(Japan Meteorological Agency), Keiko Konya(Japan Agency for Marine-Earth Science and Technology), Chairperson:Tatsuhiko Hara(International Institute of Seismology and Earthquake Engineering, Building Research Institute)

convener:Tatsuhiko Hara(International Institute of Seismology and Earthquake Engineering, Building Research Institute), Katsuyoshi Michibayashi(Department of Earth and Planetary Sciences, Nagoya University), Miwa Kuri(Japan Meteorological Agency), Keiko Konya(Japan Agency for Marine-Earth Science and Technology)

convener:Noritaka Matsubara(Graduate School of Regional Resource Management, University of Hyogo), Yayoi ICHIHASHI(Sado Island Geopark Promotion Office), HIROKO IMAI(Com Support Office /Wakayama University Center for Tourism Research), Hokuto Obara(Mine-Akiyoshidai Karst Plateau Geopark Promotion Council)

convener:Ichiro Kumagai(School of Science and Engineering, Meisei University), Miwa Kuri(Japan Meteorological Agency), Mie Ichihara(Earthquake Research Institute, University of Tokyo), Kei Kurita, Chairperson:Ichiro Kumagai(School of Science and Engineering, Meisei University)

convener:Ichiro Kumagai(School of Science and Engineering, Meisei University), Miwa Kuri(Japan Meteorological Agency), Mie Ichihara(Earthquake Research Institute, University of Tokyo), Kei Kurita