14:45 〜 15:00
*Deris Hendriawan1、Kotaro Yonezu1、Mega Fatimah Rosana2、Noor Cahyo Dwi Aryanto3 (1.Department of Earth Resources Engineering, Faculty of Engineering, Kyushu University、2.Faculty of Geological Engineering, Padjadjaran University, Bandung, Indonesia、3.Marine Geological Institute, Agency for R&D of Energy and Mineral Resources, Indonesia)