*Ayaka Murofushi¹, Akane Ito¹, Tsubasa Otake², Kenzo Sanematsu³, Kyaw Zay Ya^1,4, Tsutomu Sato² (1.Graduate school of Engineering, Hokkaido University, 2.Facility of Engineering, Hokkaido University, 3.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 4.Department of Geological Survey and Mineral Exploration)

*IKESHIMA TAKURO¹, Tsubasa Otake¹, Tsutomu Sato¹, Akane Ito¹, Shuji Ono¹, Jun-ichiro Ishibashi², Tatsuo Nozaki³, Hidenori Kumagai³, Lena Maeda³ (1.Hokkaido University, 2.Kyushu University, 3.Japan Agency for Marine-Earth Science and Technology (JAMSTEC))

*Ayaka Murofushi¹, Akane Ito¹, Tsubasa Otake², Kenzo Sanematsu³, Kyaw Zay Ya^1,4, Tsutomu Sato² (1.Graduate school of Engineering, Hokkaido University, 2.Facility of Engineering, Hokkaido University, 3.Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, 4.Department of Geological Survey and Mineral Exploration)

*IKESHIMA TAKURO¹, Tsubasa Otake¹, Tsutomu Sato¹, Akane Ito¹, Shuji Ono¹, Jun-ichiro Ishibashi², Tatsuo Nozaki³, Hidenori Kumagai³, Lena Maeda³ (1.Hokkaido University, 2.Kyushu University, 3.Japan Agency for Marine-Earth Science and Technology (JAMSTEC))