^○Yuki Matsubara¹, Toshiki Masuishi¹, Hidekazu Hirano², Saori Mishima³, Mitsuhiro Furuta⁴, Tomoyuki Otsuka⁵, Kenta Kawasaki⁶, Takeshi Kawakami⁷, Kazuhiro Yanagihara⁸, Takaya Shimura⁹, Masato Komoda¹⁰, Kozue Murayama¹¹, Keiko Minashi¹², Yoshiyuki Yamamoto¹³, Yudai Shinohara¹⁴, Shinichi Nishina¹⁵, Nobuyuki Musha¹⁶, Kyoko Kato¹⁷, Isao Oze¹⁸, Kei Muro¹ (1.Department of Clinical Oncology, Aichi Cancer Center Hospital, 2.Department of Gastrointestinal Medical Oncology, National Cancer Center Hospital, 3.Department of Gastroenterology and Gastrointestinal Oncology, National Cancer Center Hospital East, 4.Division of Gastroenterology, Kanagawa Cancer Center, 5.Department of Medical Oncology, Osaka International Cancer Institute, 6.Division of Gastroenterology and Hepatology, Department of Internal Medicine, Keio University School of Medicine, 7.Gastrointestinal Oncology, Shizuoka Cancer Center Hospital, 8.Department of Medical Oncology, Kansai Electric Power Hospital, 9.Department of Gastroenterology and Metabolism, Nagoya City University Graduate School of Medical Sciences, 10.Department of Gastrointestinal and Medical Oncology, National Kyushu Cancer Center, 11.Department of Gastroenterology, Saitama Cancer Center, 12.Clinical Trial Promotion Department, Chiba Cancer Center, 13.Department of Gastroenterology, Faculty of Medicine, University of Tsukuba, 14.Department of Hematology/Oncology, Japan Community Healthcare Organization Kyushu Hospital, 15.Department of Medical Oncology, Kurashiki Central Hospital, 16.Department of Surgery, Saiseikai Niigata Hospital, 17.Department of Medical Oncology, National Hospital Organization Nagoya Medical Center, 18.Division of Cancer Epidemiology and Prevention, Aichi Cancer Center Research Institute)

^○Tomoyuki Satake¹, Chigusa Morizane¹, Ryoko Rikitake², Shintaro Iwata³, Hidekazu Hirano⁴, Dai Ogata⁵, Tatsunori Shimoi⁶, Kazuki Sudo⁶, Seiichi Yoshimoto⁷, Naoya Yamazaki⁵, Yoko Katoh⁸, Takahiro Higashi², Akira Kawai³ (1.Department of Hepatobiliary and Pancreatic Oncology, National Cancer Center Hospital, 2.Division of Health Services Research, Institute for Cancer Control, National Cancer Center, 3.Department of Musculoskeletal Oncology and Rehabilitation, National Cancer Center Hospital, 4.Department of Gastrointestinal Medical Oncology, National Cancer Center Hospital, 5.Department of Dermatologic Oncology, National Cancer Center Hospital, 6.Department of Medical Oncology, National Cancer Center Hospital, 7.Department of Head and Neck Surgery, National Cancer Center Hospital, 8.Rare Cancer Center, National Cancer Center)

^○Dai Ogata¹, Yoshiyuki Matsui¹, Akira Takahashi¹, Kenjiro Namikawa¹, Kuniko Sunami³, Takafumi Koyama², Naoya Yamazaki¹ (1.Department of Dermatologic Oncology, National Cancer Center Hospital, 2.Department of experimental therapeutics, National Cancer Center Hospital, 3.Department of Clinical Laboratory, National Cancer Center Hospital)

^○Minako Sugiyama^1,5, Junko Kikuchi¹, Yoshihito Ohhara², Kanako Hagio¹, Toraji Amano², Emi Takakuwa³, Kanako C.Hatanaka⁴, Yutaka Hatanaka⁴, Atsushi Manabe⁵, Takeo Sarashina⁶, Masaki Yamamoto⁷, Yusuke Mizukami⁸, Kohichi Takada⁹, Hirohiro Naruse¹⁰, Takashi Mitamura¹¹, Ichiro Yabe¹¹, Akihiro Sakurai¹², Hirotoshi Dosaka-Akita², Ichiro Kinoshita¹ (1.Division of Clinical Cancer Genomics, Hokkaido University Hospital, 2.Department of Medical Oncology, Hokkaido University Hospital, 3.Department of Surgical Pathology, Hokkaido University Hospital, 4.Center for Development of Advanced Diagnostics, Hokkaido University Hospital, 5.Department of Pediatrics, Hokkaido University Hospital, 6.Department of Pediatrics, Asahikawa Medical University Hospital, 7.Department of Pediatrics, Sapporo Medical University, 8.Genetic Oncology Department, Asahikawa Medical University Hospital, 9.Department of Medical Oncology, Sapporo Medical University, 10.Department of Gastroenterology, Hakodate Municipal Hospital, Hakodate, 11.Division of Clinical Genetics, Hokkaido University Hospital, 12.Department of Medical Genetics and Genomics, Sapporo Medical University)

^○Yosuke Amano, Tatsunori Shimoi, Momoko Tokura, Chiharu Mizoguchi, Shosuke Kita, Kasumi Yamamoto, Shu Yazaki, Hitomi Okuma, Yuki Kojima, Tadaaki Nishikawa, Emi Noguchi, Kazuki Sudo, Kan Yonemori (Department of Medical Oncology, National Cancer Center Hospital)