convener:Tada-nori Goto(Graduate School of Science, University of Hyogo), Yoshiya Usui(Earthquake Research Institute, the University of Tokyo), Yuguo Li(Ocean University of China), Wiebke Heise(GNS Science, PO Box 30368, Lower Hutt, New Zealand), Chairperson:Kiyoshi Fuji-ta(GSE,Osaka University), Takeshi Suzuki(Institute for Geothermal Sciences, Kyoto University)