*Natsue Abe¹, Keishi Okazaki², Kohei Hatakeyama³, Benoit Ildefonse⁴, James Andrew Leong⁵, Yamato Tateishi⁶, Katsuyoshi Michibayashi⁷, Eiichi TAKAZAWA⁸, Peter Kelemen⁹, Damon A H Teagle¹⁰, Michelle Harris¹¹, Jude Ann Coggon¹⁰, Juan Calros de Obeso¹², Juerg Matter¹², Phase I Science Party The Oman Drilling Project¹³ (1.R&D Center for Ocean Drilling Science, Japan Agency for Marine-Earth Science and Technology, 2.Kochi Core Center, Japan Agency for Marine-Earth Science and Technology, 3.Hiroshima University, 4.Universite de Montpellier, 5.Arizona State University, 6.Okayama University, 7.Shizuoka University, 8.Niigata Universty, 9.Columbia University, 10.University of Southampton, Ocean & Earth Science, National Oceanography Centre Southampton, 11.Plymouth University, 12.Lamont -Doherty Earth Observatory, Columbia University, 13.University of Southampton, Oman Drilling Project Office)