convener:Hiroyuki Muraoka(River Basin Research Center), Kentaro Ando(Japan Agency for Marine and Earth Science and Technology), Osamu Ochiai(Japan Aerospace Exploration Agency), Shinichi Sobue(Japan Aerospace Exploration Agency)

convener:Ozel Nurcan Meral(Comprehensive Nuclear-Test-Ban Treaty Organization), Hiroyuki Matsumoto(Japan Agency for Marine-Earth Science and Technology), Noriko Kamaya(Earthquake Research Institute, The University of Tokyo), Yosuke Naoi(Japan Atomic Energy Agency)

convener:Mitsuteru Sato(Department of Cosmoscience, Hokkaido University), Yoav Yair(Interdisciplinary Center Herzliya), Xiushu Qie(Institute of Atmospheric Physics, Chinese Academy of Sciences), Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University)

convener:Mitsuteru Sato(Department of Cosmoscience, Hokkaido University), Yoav Yair(Interdisciplinary Center Herzliya), Xiushu Qie(Institute of Atmospheric Physics, Chinese Academy of Sciences), Yukihiro Takahashi(Department of Cosmosciences, Graduate School of Science, Hokkaido University)

convener:Masaki Kanao(National Institute of Polar Research), Seiji Tsuboi(JAMSTEC, Center for Earth Information Science and Technology), Genti Toyokuni(Research Center for Prediction of Earthquakes and Volcanic Eruptions, Graduate School of Science, Tohoku University), Yoshihiro Hiramatsu(School of Geosciences and Civil Engineering, College of Science and Engineering, Kanazawa University)

convener:Yuichi S. Hayakawa(Faculty of Environmental Earth Science, Hokkaido University), Shigekazu Kusumoto(Graduate School of Science and Engineering for Research, University of Toyama), Christopher A Gomez(Kobe University Faculty of Maritime Sciences Volcanic Risk at Sea Research Group)

convener:Matthew Becker(California State University Long Beach), Xiangfang Zeng(Institute of Geodesy and Geophysics, Chinese Academy of Sciences), Ziqiu Xue(Research Institute of Innovative Tech for the Earth), Herbert F Wang(University of Wisconsin Madison)

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)