GNSS/Acoustic measurement conducted on “Source region” of the 1771 Yaeyama Tsunami, Japan -Is huge inter-plate earthquake being prepared?-

Ryoya Ikuta1, Masataka Ando2, Mamoru Nakamura3 and Rumi Sohrin1, (1)Shizuoka University, Shizuoka, Japan, (2)Academia Sinica, Taipei, Taiwan, (3)University of the Ryukyus, Okinawa, Japan