[S-CG63] Uncovering stress accumulation and fault strengthening of megathrust earthquakes

[SCG63-P04] Spatiotemporal Evolution of Microseismicity Across the 2011 Tohoku-oki Mainshock in the Shallow Megathrust Slip Area

*Ryota Hino¹, Koichiro Obana², Masanao Shinohara³, Hiroko Sugioka⁴, Ryosuke Azuma¹, Tomoki Yamada¹, Hironori Otsuka³ (1. Graduate School of Science, Tohoku University, 2. JAMSTEC, 3. Earthquake Research Institute, The University of Tokyo, 4. Graduate School of Science, Kobe University)