5:15 PM - 6:45 PM
*Yusaku Sadakane1, Eito Hirai1, Yasuhito Sekine1,2,3, Shuya Tan4, Yoko Ochiai1, Li Yamei1, Hiroyuki Kagi5 (1.Tokyo Institute of Technology, 2.Kanazawa University, 3.Tohoku University, 4.Japan Agency for Marine-Earth Science and Technology, 5. Geochemical Research Center, Graduate School of Science, University of Tokyo)