Very low frequency earthquakes in Tohoku-Oki recorded by short-period ocean bottom seismographs
Hidenobu Takahashi1, Ryota Hino1, Yusaku Ohta1, Naoki Uchida1, Syuichi Suzuki1, Masanao Shinohara2, Yukihiro Nakatani3 and Takanori Matsuzawa4, (1)Tohoku University, Graduate School of Science, Sendai, Japan, (2)National Research Institute for Earth Science and Disaster Resilience/Earthquake Research Institute, The University of Tokyo, Tokyo, Japan, (3)Earthquake Research Institute, The University of Tokyo, Tokyo, Japan, (4)International Institute of Seismology and Earthquake Engineering,Building Research Institute, Ibaraki, Japan