convener:Shogo Tachibana(UTokyo Organization for Planetary and Space Science, University of Tokyo ), Yusuke Yokoyama(Atmosphere and Ocean Research Institute, University of Tokyo), Hiroyuki Kagi(Geochemical Research Center, Graduate School of Science, University of Tokyo)

convener:Masa-yuki Yamamoto(Department of systems engineering, Kochi University of Technology), Nobuo Arai(Disaster Mitigation Research Center, Nagoya University), Mie Ichihara(Earthquake Research Institute, University of Tokyo), Takayuki Otsu(Japan Weather Association)

convener:Masa-yuki Yamamoto(Department of systems engineering, Kochi University of Technology), Nobuo Arai(Disaster Mitigation Research Center, Nagoya University), Mie Ichihara(Earthquake Research Institute, University of Tokyo), Takayuki Otsu(Japan Weather Association)

convener:Masa-yuki Yamamoto(Department of systems engineering, Kochi University of Technology), Nobuo Arai(Disaster Mitigation Research Center, Nagoya University), Mie Ichihara(Earthquake Research Institute, University of Tokyo), Takayuki Otsu(Japan Weather Association)

convener:Hideaki Ohtake(National Institute of Advanced Industrial Science and Technology), Fumichika Uno(Nihon University, College of Humanities and Sciences), Teruhisa Shimada(Graduate School of Science and Technology, Hirosaki University), Daisuke Nohara(Central Research Institute of Electric Power Industry)

convener:Hideaki Ohtake(National Institute of Advanced Industrial Science and Technology), Fumichika Uno(Nihon University, College of Humanities and Sciences), Teruhisa Shimada(Graduate School of Science and Technology, Hirosaki University), Daisuke Nohara(Central Research Institute of Electric Power Industry)

convener:Danijel Schorlemmer(GFZ German Research Centre for Geosciences), Alexandra Freeman(Winton Centre for Risk and Evidence Communication, University of Cambridge), Sarah Dryhurst(University of Cambridge), Naoshi Hirata(National Research Institute for Earth Science and Disaster Resilience)

convener:Hisashi Suzuki(Otani University), Tohru Sakiyama(Institute of Geo History, Japan Geochronology Network), Naoki Takahashi(Natural History Museum and Institute, Chiba)

convener:Michiko Yajima(College of Humanity and Science, Nihon University), Toshihiro Yamada(Taisho University), Shigeyuki Aoki(Faculty of Letters, Chuo University), Shigeo Yoshida(Department of Earth and Planetary Sciences, Faculty of Sciences, Kyushu University)

convener:Michiko Yajima(College of Humanity and Science, Nihon University), Toshihiro Yamada(Taisho University), Shigeyuki Aoki(Faculty of Letters, Chuo University), Shigeo Yoshida(Department of Earth and Planetary Sciences, Faculty of Sciences, Kyushu University)