Haoyue Sun¹, Honglin He¹, Yasutaka Ikeda², Zhanyu Wei¹, Changyun Chen³, Yueren Xu⁴, Feng Shi¹, Lisi Bi⁵, Yoshiki Shirahama⁶, Shinsuke Okada⁷ and Tomoo Echigo⁸, (1)Institute of Geology, China Earthquake Administration, Beijing, China, (2)Nara University, Department of Geography, Nara, Japan, (3)The First Monitoring and Application Center, China Earthquake Administration, Tianjin, China, (4)Institute of Earthquake Forecasting, China Earthquake Administration, Beijing, China, (5)Guangdong Earthquake Agency, Guangzhou, China, (6)Geological Survey of Japan, National Institute of Advanced Industrial Science and Technology, Tsukuba, Japan, (7)Tohoku University, International Research Institute of Disaster Science, Sendai, Japan, (8)Geo-Research Institute, Osaka, Japan