^○Akihiko Shimomura¹, Hiroshi Ohtsu^2,3, Chikako Shimizu¹, Shintaro Iwata⁴, Tatsuya Suzuki⁵, Kazuhiro Sase² (1.Department of Breast and Medical Oncology, National Center for Global Health and Medicine, 2.Clinical Pharmacology and Regulatory Science, Juntendo University Graduate School of Medicine, 3.Department of Data Science, Center for Clinical Sciences, National Center for Global Health and Medicine, 4.Department of Musculoskeletal Oncology and Rehabilitation, National Cancer Center Hospital, 5.Department of Hematology, National Cancer Center Hospital)

^○Yuko Osugi¹, Miwa Ozawa², Akiko Higuchi³, Haruka Ono⁴, Chikako Shimizu⁵, Keizo Horibe⁶ (1.Department of Hematology, Hyogo College of Medicine Hospital, 2.Department of Pediatrics, St. Luke's International Hospital, 3.Children’s Cancer Association of Japan, 4.Kusakabe Memorial Hospital, 5.Department of Breast and Medical Oncology, National Center for Global Health and Medicine, 6.Department of Pediatrics, National Hospital Organization Nagoya Medical Center)

^○Hidetaka Uramoto¹, Tomonobu Koizumi², Azusa Tanimoto³, Ryuji Hayashi⁴, Ken-Ichi Ito⁵, Yasuo Hirono⁶, Seiji Yano³ (1.Department of Thoracic Surgery, Kanazawa Medical University, 2.Department of Comprehensive Cancer Therapy, Shinshu University School of Medicine, Matsumoto,, 3.Division of Medical Oncology, Cancer Research Institute, Kanazawa University,, 4.Department of Clinical Oncology, Toyama University Hospital, 5.Division of Breast and Endocrine Surgery, Department of Surgery, Shinshu University School of Medicine, 6.Cancer Care Promotion Center, University of Fukui Hospital)

^○Yosuke Aoyama¹, Yuichiro Kikawa², Akihiko Shimomura³, Juhee Cho⁴, Hitomi Sato¹, Kiyomi Nonogaki¹, Koichiro Yoshino¹, Taro Yamanaka¹, Rika Kizawa¹, Takeshi Yamaguchi¹, Michiko Kurikawa⁵, Kiyo Tanaka⁵, Yoko Kobayashi⁵, Nobuko Tamura⁵, Yuko Tanabe¹, Eri Hoshino⁶, Kojiro Shimozuma⁷, Koichi Suyama¹, Yuji Miura¹, Hidetaka Kawabata⁵ (1.Department of Medical Oncology, Toranomon Hospital, 2.Department of Breast Surgery, Kansai Medical University Hospital, 3.Department of Breast and Medical Oncology, National Center for Global Health and Medicine, 4.Department of Clinical Research Design and Evaluation SAIHST, Sungkyunkwan University, Seoul, Republic of South Korea, 5.Department of Breast and Endocrine Surgery, Toranomon Hospital, 6.Comprehensive Unit for Health Economic Evidence Review and Decision Support (CHEERS), Research Organization of Science and Technology, Ritsumeikan University, 7.Department of Biomedical Sciences, College of Life Sciences, Ritsumeikan University)

^○Mikiko Sato¹, Nao Suzuki², Hitomi Sakai³, Yoshio Itani⁴, Shinya Sato⁵, Masayuki Futagami⁶, Yoshio Yoshida⁷ (1.Department of Obstetrics and Gynecology, Nihon University, 2.Department of Obstetrics and Gynecology, St. Marianna University School of Medicine, 3.dvanced Cancer Translational Research Institute (ACT), Showa University, 4.Yao Municipal Hospital Palliative Care Center, 5.Department of Obstetrics and Gynecology, Faculty of Medicine, Tottori University, 6.Department of Obstetrics and Gynecology, Hirosaki University Graduate School of Medicine, 7.Department of Obstetrics and Gynecology, Faculty of Medical Sciences, University of Fukui)

^○Takashi Chinen (Department of Clinical Oncology, Jichi Medical University)