*Ken Ikehara¹, Toshiya Kanamatsu³, Tobias Schwestermann², Arata Kioka², Michael Strasser² (1.Institute of Geology and Geoinformation, National Institute of Advanced Industrial Science and Technology, 2.Universität Innsbruck, 3.Japan Agency for Marine-Earth Science and Technology)

*Arito Sakaguchi^1,2, Michael Strasser³, Mari Hamahashi^4,5, Takehiro Hirose², Hiroko Kitajima⁶, Expedition 358 Scientists IODP (1.Yamaguchi Univ., 2.JAMSTEC, 3.University of Innsbruck, 4.University of Tokyo, 5.Nanyang Technological University, 6.Texas A&M University)