*Hirofumi Asahi¹, Sev Kender⁶, Minoru Ikehara¹, Yusuke Okazaki², Alan Mix⁵, Christina Ravelo⁴, Carloz Alvarez-Zarikian³, Mea Cook⁷, Kozo Takahashi², Karla Knudson (1.Kochi University, 2.Kyushu University, 3.IODP Taxas A &M, 4.Univesity of California, Santa Cruze, 5.Oregon State Univesity, 6.University of Exeter, 7.Williams College)

*Hiroki Momose¹, Hitoshi Hasegawa¹, Hirofumi Asahi¹, Ryusei Kuma², Jessica Whiteside³ (1.Faculty of Science and Technology, Kochi University, 2.Nagoya University, 3.Southampton University)

*Hirofumi Asahi¹, Alan Mix², Itsuki Suto, S.P.S. Guilick³, John Jaeger⁴, Leach LeVay⁵, SI Nam⁶ (1.Kochi University, 2.Oergon State University, 3.University of Texas, Austin, 4.University of Florida, 5.IODP Texas A&M, 6.Koren Polar Reseach Institute)

*Hirofumi Asahi¹, Minoru Ikehara¹, Kato Koudai¹, Masafumi MURAYAMA¹, Keiji Horikawa², Katsuya Nejigaki³ (1.Kochi University, 2.Toyama Universitt, 3.Fukada Salvage and Marine Works CO., LTD)