^○Kiyoshi Hasegawa, Takashi Kokudo, Satoru Abe, Yujiro Nishioka, Takeaki Ishizawa, Junichi Kaneko, Nobuhisa Akamatsu, Junichi Arita (Hepato-Biliary-Pancreatic Surgery Division, Artificial Organ and Transplantation Division, Department of Surgery, Graduate School of Medicine, University of Tokyo)

^○Dong-Sik Kim (Division of HBP Surgery & Liver Transplantation, Korea University College of Medicine, Korea)