*yokoyama yuuki1, Hiroki Murayama1, Kyuichi Kanagawa1, Michiyo Sawai1 (1.Chiba University)
convener:Kyuichi Kanagawa(Graduate School of Science, Chiba University), Kazushige Obara(Earthquake Research Institute, The University of Tokyo), Demian M Saffer(Pennsylvania State University), Laura Wallace(University of Texas Institute for Geophysics), Chairperson:Kazushige Obara(Earthquake Research Institute, University of Tokyo), Chairperson:Aitaro Kato(Earthquake Research Institute, University of Tokyo)