9:30 AM - 9:45 AM
*Akimichi Takagi1, Yutaka Nagaoka1, Azusa Nishizawa2, Tomozo Ono2, Kenji Nakata3, Kazuhiro Kimura3, Keiichi Fukui1, Shinobu Ando3, Hiroaki Tsuchiyama4 (1.Volcanology Research Department, Meteorological Research Institute, 2.Hydrographic and Oceanographic Department, Japan Coast Guard, 3.Seismology and Tsunami Research Department, Meteorological Research Institute, 4.Seismology and Volcanology Department, Japan Meteorological Agency)