2:15 PM - 2:30 PM
*Hiroki Nakamura1, Yusuke Okazaki2, Susumu Konno2, Takeshi Nakatsuka3 (1.Department of Earth and Planetary Sciences, School of Science, Kyushu University, 2.Department of Earth and Planetary Sciences, Faculty of Science, Kyushu University, 3.Research Institute for Humanity and Nature)