*Xunhui XU¹、Rachel FLECKER²、Emmanuelle DUCASSOU³、Trevor WILLIAMS⁴、Fadl RAAD⁵、Jonathan STINE⁶、Manuel TEIXEIRA⁷、Shaoru YIN⁸、Sarah FEAKINS⁹、Clara BLÄTTLER¹⁰、Kosuke EGAWA¹¹、Erika TANAKA¹²、Weiren LIN¹、the IODP Expedition 401 Scientists (1.Kyoto University、2.University of Bristol、3.University of Bordeaux、4.Texas A&M University、5.Università di Corsica Pasquale Paoli、6.University of Minnesota-Twin Cities、7.University of Lisbon、8.Second Institute of Oceanography, Ministry of Natural Resources、9.University of Southern California、10.University of Chicago、11.Kyushu University、12.Kochi University)