^○Kenji Ikezawa, Takuo Yamai, Ryoji Takada, Yasuharu Kawamoto, Takeru Hirao, Sena Higashi, Shingo Maeda, Kazuma Daiku, Yutaro Abe, Makiko Urabe, Yugo Kai, Tasuku Nakabori, Hiroyuki Uehara, Kazuyoshi Ohkawa (Department of Hepatobiliary and Pancreatic Oncology, Osaka International Cancer Institute)

^○Masayoshi Dazai¹, Kazuaki Harada², Takahiro Yamamura³, Osamu Muto⁴, Michio Nakamura⁵, Susumu Sogabe⁶, Kentaro Sawada⁷, Masataka Yagisawa⁸, Tetsuhito Muranaka⁹, Shintaro Nakano¹⁰, Miki Tateyama¹¹, Ken Ito³, Rika Saito³, Yoshimitsu Kobayashi⁶, Sosuke Kato¹, Takuto Miyagishima¹², Yasuyuki Kawamoto³, Satoshi Yuki², Yuh Sakata¹³, Yoshito Komatsu³ (1.Department of Gastroenterology, Sapporo Medical Center NTT EC, Sapporo, Japan, 2.Department of Gastroenterology and Hepatology, Hokkaido University Hospital, Sapporo, Japan, 3.Division of Cancer Center, Hokkaido University Hospital, Sapporo, Japan, 4.Department of Medical Oncology, Japanese Red Cross Akita Hospital, Akita, Japan, 5.Department of Gastroenterology, Sapporo City General Hospital, Sapporo, Japan, 6.Department of Medical Oncology, KKR Sapporo Medical Center, Sapporo, Japan, 7.Department of Medical Oncology, Kushiro Rosai Hospital, Kushiro, Japan, 8.Department of Medical Oncology, Japanese Red Cross Kitami Hospital, Kitami, Japan, 9.Department of Internal Medicine, Wakkanai City Hospital, Wakkanai, Japan, 10.Department of Gastroenterology, Iwamizawa Municipal General Hospital, Iwamizawa, Japan, 11.Department of Gastroenterology, Tomakomai Nissho Hospital, Tomakomai, Japan, 12.Department of Internal Medicine, Kushiro Rosai Hospital, Kushiro, Japan, 13.Department of Medical Oncology, Misawa City Hospital, Misawa, Japan)

^○Masafumi Ikeda¹, Tatsuya Ioka², Makoto Ueno³, Takuji Okusaka⁴, Zhaoyang Teng⁵, Momoko Furuya⁶, Junji Furuse⁷ (1.Department of Hepatobiliary and Pancreatic Oncology, National Cancer Center Hospital East, 2.Oncology Center, Yamaguchi University Hospital, 3.Department of Gastroenterology, Hepatobiliary and Pancreatic Medical Oncology Division, Kanagawa Cancer Center, 4.Department of Hepatobiliary and Pancreatic Oncology, National Cancer Center Hospital, 5.Biometrics Department, Servier Pharmaceuticals LLC, 6.Medical Affairs Department, Nihon Servier KK, 7.Department of Medical Oncology, Kyorin University)

^○Go Ikeda¹, Chigusa Morizane¹, Hidetoshi Kitamura¹, Natsumi Yamada¹, Yumi Murashima¹, Yuki Kawasaki¹, Kotaro Takeshita¹, Tomoyuki Satake¹, Kosuke Maehara¹, Yuta Maruki¹, Akihiro Oba¹, Nagashio Yoshikuni¹, Susumu Hijioka¹, Shunsuke Kondo¹, Hideki Ueno¹, Hiromichi Matsushita², Takuji Okusaka¹ (1.Department of Hepatobiliary and Pancreatic Oncology, National Cancer Center Hospital, 2.Department of Clinical Examination, National Cancer Center Hospital)

^○Tomohiro Kondo¹, Daisuke Yamaguchi², Junichi Matsubara¹, Takashi Ura³, Motoo Nomura¹, Taro Funakoshi¹, Akira Yokoyama¹, Keitaro Doi¹, Masashi Tamaoki¹, Tadayuki Kou⁴, Toshinao Itani⁵, Michio Yoshimura⁶, Norimitsu Uza⁷, Takahiro Yamada⁸, Toshihiko Masui⁹, Sachiko Minamiguchi¹⁰, Hideki Ishikawa¹¹, Shigemi Matsumoto¹, Manabu Muto¹, Masashi Kanai¹ (1.Department of Clinical Oncology, Kyoto University Hospital, 2.Department of Medical Oncology, Kyoto-Katsura Hospital, 3.Department of Clinical Oncology, National Hospital Organization Kyoto Medical Center, 4.Department of Gastroenterology and Hepatology, Tazuke Kofukai Medical Research Institute, Kitano Hospital, 5.Department of Gastroenterology, Kobe City Nishi-Kobe Medical Center, 6.Department of Radiation Oncology and Image-Applied Therapy, Graduate School of Medicine, Kyoto University, 7.Department of Gastroenterology and Hepatology, Graduate School of Medicine, Kyoto University, 8.Clinical Genetics Unit, Kyoto University Hospital, 9.Division of Hepato-Biliary-Pancreatic Surgery and Transplantation, Department of Surgery, Graduate School of Medicine, Kyoto University, 10.Department of Diagnostic Pathology, Kyoto University Hospital, 11.Department of Molecular-Targeting Cancer Prevention, Graduate School of Medical Science, Kyoto Prefectural University of Medicine)

^○Takuo Yamai, Ikezawa Kenji, Kawamoto Yasuharu, Hirao Takeru, Higashi Sena, Maeda Shingo, Daiku Kazuma, Abe Yutaro, Urabe Makiko, Kai Yugo, Takada Ryoji, Nakabori Tasuku, Uehara Hiroyuki, Ohkawa Kazuyoshi (Department of Hepatobiliary and Pancreatic Oncology, Osaka International Cancer Institute)