*Takamoto Okudaira1 (1.Department of Geosciences, Graduate School of Science, Osaka City University)
convener:Yukitoshi Fukahata(Disaster Prevention Research Institute, Kyoto University), Robert Holdsworth(Durham University), Jeanne Hardebeck(USGS), Hikaru Iwamori(Geochemical Evolution Research Program, Japan Agency for Marine-Earth Science and Technology), Chairperson:Toru Takeshita(Department of Natural History Sciences, Graduate School of Science, Hokkaido University), Chairperson:Takamoto Okudaira(Department of Geosciences, Graduate School of Science, Osaka City University)