Seismic Structure Related to the Philippine Sea Plate Subduction beneath the Nansei-Shoto (Ryukyu) Trench

Azusa Nishizawa, Kentaro Kaneda, Mitsuhiro Oikawa, Daishi Horiuchi, Yukari Fujioka and Chiaki Okada, Japan Coast Guard, Hydrogr. & Oceanogr. Dept., Tokyo, Japan