Masato Fukai1, *Yasuo Ogawa1, Shinichi Takakura2, Masaaki Mishina3 (1.Volcanic Fluid Research Center, School of Science, Tokyo Institute of Technology, 2.AIST, 3.Tohoku University)
convener:Tetsuo Matsuno(Kobe Ocean Bottom Exploration Center, Kobe University), Maki Hata(Earthquake Research Institute, the University of Tokyo )