Depth-dependence of time-lapse seismic velocity change detected by a joint interferometric analysis of vertical array data

Kaoru Sawazaki1, Tatsuhiko Saito1, Tomotake Ueno2,3 and Katsuhiko Shiomi1, (1)National Research Institute for Earth Science and Disaster Resilience, Tsukuba, Japan, (2)NIED National Research Institute for Earth Science and Disaster Prevention, Tsukuba, Japan, (3)National Research Institute for Earth Science and Disaster Prevention, Tsukuba, Japan