Geophysics Lab, Department of Civil and Earth Resources Engineering, Faculty of Engineering, Kyoto University, Kyoto daigaku katsura, Nishigyou-ku, Kyoto, 615-8540, Japan
Japan Agency for Marine-Earth Science and Technology, 2-15, Natsushima, Yokosuka, Kanagawa, 237-0061, Japan ;
Japan Agency for Marine-Earth Science and Technology, 2-15, Natsushima, Yokosuka, Kanagawa, 237-0061, Japan ;
Geophysics Lab, Department of Civil and Earth Resources Engineering, Faculty of Engineering, Kyoto University, Kyoto daigaku katsura, Nishigyou-ku, Kyoto, 615-8540, Japan ;
Geophysics Lab, Department of Civil and Earth Resources Engineering, Faculty of Engineering, Kyoto University, Kyoto daigaku katsura, Nishigyou-ku, Kyoto, 615-8540, Japan