Seafloor fiber optic sensing technological development to capture slow process in the Nankai Trough megathrust.

Eiichiro Araki1, Takashi Yokobiki2, Hiroyuki Matsumoto1, Satoru Baba1, Shuhei Tsuji1, Shuhei Nishida2, Yuya Machida2 and Yoshiyuki Tanaka3, (1)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, (2)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Yokosuka, Japan, (3)University of Tokyo, Department of Earth and Planetary science, Bunkyo-ku, Japan