[S-CG53] Submarine geohazards and its application

[SCG53-P04] Topographic control on deep current scour and seafloor instability in the oceanward slope of Japan Trench

*Hisashi Ikeda¹, Kazuno Arai², KanHsi Hsiung³, Toshiya Kanamatsu³ (1. Yamaguchi University, 2. Kochi University, 3. Japan Agency for Marine-Earth Science and Technology)

Keywords:Japan Trench, Horst and graben, Deep Western Boundary Current, Mixed depositional system