*Takuya Itaki1, Yuki Haneda2, Yoshimi Kubota3, Yusuke Suganuma4, Makoto Okada5 (1.Geological Survey of Japan, AIST, 2.Graduate School of Science and Engineering, Ibaraki University, 3.National Museum of Nature and Science, 4.National institute of Polar Research, 5.Department of Earth Sciences, Faculty of Science, Ibaraki University)
convener:Makoto Okada(Department of Earth Sciences, Faculty of Science, Ibaraki University), Yusuke Suganuma(National institute of Polar Research), Koji Kameo(千葉大学理学研究科地球科学, 共同), Yoshimi Kubota(National Museum of Nature and Science)