^○Marco Del Chiaro (Pancreatic Surgery Unit (CLINTEC), Karolinska Institute, Stockholm, Sweden)

^○Suguru Yamada¹, Tsutomu Fujii², Hideki Takami¹, Masaya Suenaga¹, Masamichi Hayashi¹, Yukiko Niwa¹, Tomonari Asano¹, Daishi Morimoto¹, Mitsuru Tashiro¹, Nobutake Tanaka¹, Yoshiyasu Kato¹, Yasuhiro Kodera¹ (1.Gastroenterological Surgery (Surgery II), Nagoya University Graduate School of Medicine, 2.Department of Surgery and Science Graduate School of Medicine and Pharmaceutical Sciences, University of Toyama)

^○Soichiro Morinaga¹, Shinichiro Takahashi², Masafumi Ikeda³, Hirochika Toyama⁴, Yasuhiro Shimizu⁵, Shoji Nakamori⁶, Shoichi Hishinuma⁷, Norihisa Takakura⁸, Wataru Takayama⁹, Satoshi Hirano¹⁰, Takehito Otsubo¹¹, Masato Nagino¹², Wataru Kimura¹³, Keishi Sugimachi¹⁴, Katsuhiko Uesaka¹⁵ (1.Department of Gastroenterological Surgery, Kanagawa Cancer Center, Yokohama, Japan, 2.Department of Hepato-Biliary-Pancreatic Surgery, National Cancer Center Hospital East, Kashiwa, Japan, 3.Department of Hepato-Biliary-Pancreatic Oncology, National Cancer Center Hospital East, Kashiwa, Japan, 4.Department of Hepato-Biliary-Pancreatic Surgery, Kobe University Graduate School of Medicine, Kobe, Japan, 5.Department of Hepato-Biliary-Pancreatic Surgery, Aichi Cancer Center, Nagoya, Japan, 6.National Hospital Organization Osaka National Hospital, Dept. of Hepato-Biliary-Pancreatic Surgery, 7.Tochigi Cancer Center, Dept. of Hepato-Biliary-Pancreatic Surgery, 8.Fukuyama City Hospital, Dept. of Surgery, 9.Chiba Cancer Center, Dept. of Hepato-Biliary-Pancreatic Surgery, 10.Hokkaido University Hospital, Dept. of Gastroenterological Surgery II, 11.St. Marianna University School of Medicine Hospital, Dept. of Gastroenterological Surgery, 12.Nagoya University Hospital, Gastroenterological Surgery 1, 13.Yamagata University Hospital, Dept. of Surgery 1, 14.National Hospital Organization Kyusyu Cancer Center, 15.Shizuoka Cancer Center, Dept. of Hepato-Biliary-Pancreatic Surgery)

^○Keiichi Okano, Minoru Oshima, Hironobu Suto, Yasuhisa Ando, Eisuke Asano, Takayoshi Kishino, Masao Fujiwara, Hisashi Usuki, Yasuyuki Suzuki (Department of Gastroenterological Surgery, Kagawa University)

^○Hidenori Takahashi, Hirofumi Akita, Hiroshi Wada, Akira Tomokuni, Kei Asukai, Masayuki Ohue, Masahiko Yano, Masato Sakon, Osamu Ishikawa (Department of Surgery, Osaka International Cancer Institute)

^○Hiroaki Yanagimoto, Sohei Satoi, Tomohisa Yamamoto, Hisashi Kosaka, Satoshi Hirooka, So Yamaki, Masaya Kotsuka, Hironori Ryota, Taku Michiura, Kentaro Inoue, Yoichi Matsui (Department of Surgery, Kansai Medical University, Osaka, Japan)