Seismic Imaging of Subsurface Structural Variations along the Japan Trench South of the 2011 Tohoku Earthquake Rupture Zone

Yanfang Qin1, Yasuyuki Nakamura2, Shuichi Kodaira3 and Gou Fujie2, (1)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, (2)Japan Agency for Marine-Earth Science and Technology (JAMSTEC), Yokohama, Japan, (3)Yokohama National University, Yokohama, Japan