11:15 AM - 11:30 AM
*Makoto Tamura1, Toru Mogi2, Junna Kanahiro2, Daisuke Oka1, Junya Maruyama1, Takahiro Suzuki1, Noritoshi Okazaki1 (1.Geological Survey of Hokkaido, Hokkaido Research Organization, 2.Division of Sustainable Resource Engineering, Fucluty of Engineering, Hokkaido University)