convener:Mamoru Koarai(Earth Science course, College of Science, Ibaraki University), Hisao Kondo(Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology), Ryosuke Doke(神奈川県温泉地学研究所, 共同), Nobuhisa Matsuta(Okayama University Graduate School of Education), Chairperson:KONDO HISAO(Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology), Ishiyama Tatsuya(Earthquake Research Institute, University of Tokyo)