2:15 PM - 2:30 PM
*Futoshi NANAYAMA1, Kiyoyuki SHIGENO2, Takeshi HASEGAWA3, Kazuaki WATANABE1, Kazuto ISHIWATA4, Yasuo IKEDA5, Yasuhito UCHIDA6 (1.Geological Survey of Japan, AIST, 2.Meiji Consultants Ltd., 3.Ibaraki University, 4.Betsukai Museum, 5.Kushiro Branch, Hokkaido University of Education, 6.Geological Survey of Hokkaido, HRO)