A development of a mobile hydraulic pressure gauge for seafloor geodetic measurements and data evaluation of field studies conducted in the Nankai Trough

Yuya Machida1, Shuhei Nishida2, Eiichiro Araki1, Hiroyuki Matsumoto1, Toshinori Kimura1 and Katsuyoshi Kawaguchi1, (1)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Kanagawa, Japan, (2)JAMSTEC Japan Agency for Marine-Earth Science and Technology, Yokosuka, Japan