*Kohki Gotoh1, Misato Fukagawa2, Takayuki Muto3 (1.The university of Tokyo, 2.NAOJ, 3.Kogakuin University)
convener:Hikaru Yabuta(Hiroshima University, Department of Earth and Planetary Systems Science), Seiji Sugita(Department of Earth and Planetary Science, Graduate School of Science Sciece, The University of Tokyo), Misato Fukagawa(National Astronomical Observatory of Japan), Fujishima Kosuke(Tokyo Institute of Technology, Earth-Life Science Institute)