*Naoya Imae1,2, Makoto Kimura1 (1.Antarctic Meteorite Research Center, National Institute of Polar Research, 2.SOKENDAI)
convener:Wataru Fujiya(Ibaraki University, College of Science), Megumi Matsumoto(Graduate School of Science, Tohoku University), Shin Ozawa(Department of Earth Science, Graduate School of Science, Tohoku University), Yuki Hibiya(Submarine Resources Research Center, Japan Agency for Marine-Earth Science and Technology)