Fall-off rate of amplitude spectra of deep low-frequency tremors around Kii Peninsula, Japan, estimated from array observation

Yoshiki Matsuura1, Yoshihiro Hiramatsu1, Keita Nakamoto1, Kazutoshi Imanishi2 and Takahiko Uchide3, (1)Kanazawa University, Kanazawa, Japan, (2)AIST Tsukuba Central 7, Geological Survey of Japan, Tsukuba, Japan, (3)National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Japan