*Michael E Weber¹, Maureen E Raymo², Victoria L Peck³, Trevor Williams⁴, Osamu Seki⁵, Yuji Kato⁶, Mutsumi Iizuka⁵, and IODP 382 Scientists (1.Steinmann Institute, University of Bonn, Bonn, Germany, 2.Lamont-Doherty Earth Observatory of Columbia University, Palisades, New York, USA, 3.British Antarctic Survey, Cambridge, UK, 4.International Ocean Discovery Program, Texas A&M University, College Station, USA, 5.Institute of Low Temperature Science, Hokkaido University, Japan, 6.Center for Advanced Marine Core Research, Kochi University, Japan)