Program
To encourage active participation from overseas attendees, we request that slides for Room 1 (the main hall) are created in English.
Simultaneous interpretation will be provided for all programs throughout the three-day event. We hope you enjoy JBCS2025!
Special Lecture
Special Lecture 1
July 11 (Fri) 11:15-12:15
Room1, Eminence Hall, 5th Floor, South Tower, Keio Plaza Hotel Tokyo
| Chair： | Shigeru Imoto | （Department of Pathology, Kyorin University School of Medicine） |
|---|---|---|
| Speaker： | Takayuki Yoshino | （Division for the Promotion of Drug and Diagnostic Development, National Cancer Center Hospital East） |
Special Lecture 2
July 11 (Fri) 14:50-15:50
Room1, Eminence Hall, 5th Floor, South Tower, Keio Plaza Hotel Tokyo
Being a bridge across the pacific: Difference between Japan and US
| Chair： | Yasuo Miyoshi | （Department of Surgery, Division of Breast and Endocrine Surgery, Hyogo College of Medicine / Breast Center, Minoh City Hospital） |
|---|---|---|
| Speaker： | Kazuaki Takabe | （Breast Oncology and Surgery, Roswell Park Comprehensive Cancer Center） |
Presidential Lecture
July 11 (Fri) 14:10-14:40
Room1, Eminence Hall, 5th Floor, South Tower, Keio Plaza Hotel Tokyo
| Chair： | Norio Kono | （Department of Breast Surgery, Osaka Saiseikai Nakatsu Hospital） |
|---|---|---|
| Speaker： | Takashi Ishikawa | （Department of Breast Surgical Oncology, Tokyo Medical University） |
Special Program
Special Program 1
July 10 (Thu) 9:00-10:30
Room1, Eminence Hall, 5th Floor, South Tower, Keio Plaza Hotel Tokyo
Bridging Across the Pacific: The Current State of Breast Cancer Screening/Diagnosis and Efforts Towards Risk-Stratified Breast Cancer Screening
| Chairs： | Hiroyuki Abe | （Department of Radiology, The university of Chicago） |
|---|---|---|
| Takayoshi Uematsu | （Department of Breast Imaging and Breast Interventional Radiology, Shizuoka Cancer Center Hospital） | |
| Speakers： | Akane Ohashi | （Department of Translational Medicine, Diagnostic Radiology, Lund University/ Department of Imaging and Physiology, Skåne University Hospital） |
| Fuyo Kimura | （Department of Breast Surgery, The Second Kawasaki Saiwai Clinic / Department of Breast Surgery and Oncology, Tokyo Medical University） | |
| Woo Kyung Moon | （Department of Radiology, Seoul National University Hospital） | |
| Hiroyuki Abe | （Department of Radiology, The University of Chicago） | |
| Sophia Zackrisson | （Department of Translational Medicine, Diagnostic Radiology, Lund University/ Department of Imaging and Physiology, Skåne University Hospital） |
Special Program 2
July 10 (Thu) 10:50-12:20
Room1, Eminence Hall, 5th Floor, South Tower, Keio Plaza Hotel Tokyo
Efforts to Deliver Accurate Medical Information on Breast Cancer
| Chairs： | Atsushi Fushimi | （Department of Breast and Endocrine surgery, The Jikei university School of Medicine） |
|---|---|---|
| Sho Inoue | （Co-creation Innovation Center, Yokohama City University） | |
| Speakers： | Yoko Katakura | （Google Japan G.K.） |
| Yoshimitsu Takahashi | （Department of Implementation Science in Public Health, Kyoto University School of Public Health） | |
| Nami Yamashita | （Breast Oncology Center, Breast Surgical Oncology Cancer Institute Hospital of Japanese Foundation for Cancer Research） | |
| Hiroki Kusama | （Department of Breast Surgical Oncology, Tokyo Medical University） |
Special Program 3
July 10 (Thu) 13:50-15:20
Room1, Eminence Hall, 5th Floor, South Tower, Keio Plaza Hotel Tokyo
Bridging Across the Pacific: Breast Reconstruction with Implants - Pre-pectoral or Sub-pectoral?
| Chairs： | Takako Komiya | （Department of Plastic and Reconstructive Surgery, Tokyo Medical University） |
|---|---|---|
| Shin-Cheh Chen | （Division of General Surgery, Chang Gung Memorial Hospital） | |
| Speakers： | Toshihiko Satake | （Department of Plastic, Reconstructive and Aesthetic Surgery, Faculty of Medicine, University of Toyama） |
| Ryouhei Katsuragi | （Department of Breast Surgery, Nakagami Hospital） | |
| Dong Won Lee | （Department of Plastic and Reconstructive Surgery, Severance Hospital, Yonsei University College of Medicine） | |
| Fiona Tsui-Fen Cheng | （Shin Kong Wu Ho-Su Memorial Hospital） | |
| Allen Gabriel | （Plastic & Reconstructive Surgey, Loma Linda Unviersity Medical Center） |
Special Program 4
July 10 (Thu) 16:30-18:00
Room1, Eminence Hall, 5th Floor, South Tower, Keio Plaza Hotel Tokyo
How Strictly Should We Follow Guidelines?
| Chairs： | Yasuo Miyoshi | （Department of Surgery, Division of Breast and Endocrine Surgery, Hyogo College of Medicine / Breast Center, Minoh City Hospital） |
|---|---|---|
| Eriko Tokunaga | （Department of Breast Oncology, NHO Kyushu Cancer Center） | |
| Speakers： | Eriko Tokunaga | （Department of Breast Oncology, NHO Kyushu Cancer Center） |
| Akimitsu Yamada | （Department of Breast Surgery, Yokohama City University Hospital） | |
| Gabe Sonke | （Division of Medical Oncology, Netherlands Cancer Institute / University of Amsterdam） | |
| Hirohito Seki | （Department of Breast Surgery, Kyorin University, School of Medicine） | |
| Sayaka Kuba | （Department of Surgery, Nagasaki University Graduate School of Biomedical Sciences） |
Special Program 5
July 11 (Fri) 9:00-11:00
Room1, Eminence Hall, 5th Floor, South Tower, Keio Plaza Hotel Tokyo
Bridging Across the Pacific: Considering Appropriate Postoperative Therapy for Premenopausal Hormone Receptor-Positive Breast Cancer Based on Real-World Survey Data
| Chairs： | Sung-Bae Kim | （Department of Oncology, Asan Medical Center） |
|---|---|---|
| Tatsunori Shimoi | （Department of Medical Oncology, National Cancer Center Hospital Department of Medical Oncology） | |
| Speakers： | Koji Matsumoto | （Division of Medical Oncology, Hyogo Cancer Center） |
| Sung Gwe Ahn | （Department of Surgery, Gangnam Severance Hospital, Yonsei University College of Medicine） | |
| Fang-Ming Chen | （Division of Breast Oncology and Surgery, Department of Surgery, Kaohsiung Medical University Hospital） | |
| Shipra Gandhi | （Department of Hematology and Medical Oncology, Emory University） | |
| Rikiya Nakamura | （Department of Breast Surgery, Chiba Cancer Center） | |
| Junji Tsurutani | （Advanced Cancer Translational Research Institute, Showa University） |
Special Program 6
July 11 (Fri) 16:05-18:05
Room1, Eminence Hall, 5th Floor, South Tower, Keio Plaza Hotel Tokyo
Bridging Across the Pacific: Considering Appropriate Breast-Conserving Therapy Based on Real-World Survey Data
| Chairs： | Jeong Eon Lee | （Breast Division, Department of Surgery, Sungkyunkwan University School of Medicine / Samsung Medical Center） |
|---|---|---|
| Goro Kutomi | （Department of Breast Oncology, Juntendo University School of Medicine） | |
| Speakers： | Kazutaka Narui | （Department of Breast and Endocrine Surgery, Yokohama City University Medical Center） |
| Yoshiya Horimoto | （Department of Breast Surgery and Oncology, Tokyo Medical University） | |
| Yuka Ono | （Department of Radiation Oncology, Kyoto University Hospital） | |
| Chikako Yamauchi | （Department of Radiation Oncology, Shiga General Hospital） | |
| Kumiko Kida | （Department of Breast Surgical Oncology, Center for Medical Genetics, St. Luke's International Hospital） | |
| Ki Jo Kim | （Division of Breast Surgery, Department of Surgery, Samsung Medical Center / Sungkyunkwan University School of Medicine） | |
| Junping Shiau | （Division of Breast Oncology and Surgery, Department of Surgery, Kaohsiung Medical University Hospital） | |
| Jessica S. Young | （Department of Breast Surgery, Roswell Park Cancer Institute） |
Special Program 7
July 12 (Sat) 9:00-10:30
Room1, Eminence Hall, 5th Floor, South Tower, Keio Plaza Hotel Tokyo
Bridging Across the Pacific: The Current State of Advance Care Planning in Japan and Worldwide
| Chairs： | Shao-Yi Cheng | （Department of Family Medicine, College of Medicine and Hospital, National Taiwan University） |
|---|---|---|
| Yasuaki Sagara | （Breast Care Center, Sagara Hospital） | |
| Speakers： | Takahiko Kawate | （Department of Breast Surgery and Oncology, Tokyo Medical University Hospital） |
| Sayaka Takenouchi | （Human Health Sciences, Graduate School of Medicine, Kyoto University） | |
| Kei Ouchi | （Department of Emergency Medicine, Brigham and Women's Hospital / Harvard Medical School） | |
| Shao-Yi Cheng | （Department of Family Medicine, College of Medicine and Hospital, National Taiwan University） | |
| Jun Miyashita | （Department of General Medicine, Shirakawa Satellite of Teaching And Research, Fukushima Medical University） | |
| Masanori Mori | （Division of Palliative and Supportive Care, Seirei Mikatahara General Hospital） |
Special Program 8
July 12 (Sat) 10:50-12:20
Room1, Eminence Hall, 5th Floor, South Tower, Keio Plaza Hotel Tokyo
Japan’s Breast Cancer Research from an International Perspective – Its Role in the West and Asia, and Future Challenges
| Chairs： | Yasuo Miyoshi | （Department of Surgery, Division of Breast and Endocrine Surgery, Hyogo College of Medicine / Breast Center, Minoh City Hospital） |
|---|---|---|
| Masayuki Nagahashi | （Department of Surgery, Division of Breast and Endocrine Surgery, Hyogo Medical University） | |
| Speakers： | Kazuaki Takabe | （Breast Oncology and Surgery, Roswell Park Comprehensive Cancer Center） |
| Yasuto Naoi | （Department of Endocrine and Breast Surgery, Kyoto Prefectural University of Medicine） | |
| Masayuki Nagahashi | （Department of Surgery, Division of Breast and Endocrine Surgery, Hyogo Medical University） | |
| Minoru Miyashita | （Department of Breast and Endocrine Surgical Oncology, Tohoku University School of Medicine） | |
| Hitomi Sakai | （Advanced Cancer Translational Research Institute, Showa Medical University） | |
| Sasagu Kurozumi | （Department of Breast Surgery, International University of Health and Welfare） |
Special Program 9
July 12 (Sat) 13:50-15:20
Room1, Eminence Hall, 5th Floor, South Tower, Keio Plaza Hotel Tokyo
Bridging Across the Pacific: What We Have Learned from Our Differences
| Chairs： | Shigehira Saji | （Department of Medical Oncology, Fukushima Medical University School of Medicine） |
|---|---|---|
| Eriko Tokunaga | （Department of Breast Oncology, NHO Kyushu Cancer Center） | |
| Panelists： | Goro Kutomi | （Department of Breast Oncology, Juntendo University） |
| Tatsunori Shimoi | （Department of Medical Oncology, National Cancer Center Hospital） | |
| Takatoshi Uematsu | （Department of Breast Imaging and Breast Interventional Radiology, Shizuoka Cancer Center Hospital） | |
| Yasuaki Sagara | （Department of Breast and Thyroid Surgical Oncology, Hakuaikai Medical Corporation Sagara Hospital） | |
| Toshihiko Satake | （Department of Plastic, Reconstructive and Aesthetic Surgery, Faculty of Medicine, University of Toyama） | |
| Sho Inoue | （Co-creation Innovation Center, Yokohama City University） | |
| Kazuaki Takabe | （Breast Oncology and Surgery, Roswell Park Comprehensive Cancer Center） |
Symposium
Symposium 1
July 10 (Thu) 9:00-10:30
Room2, Main Tower 5F, Concord Ballroom A, Keio Plaza Hotel Tokyo
Considering the Financial Burden of Breast Cancer Treatment
| Chair： | Naruto Taira | （Breast and Thyroid Surgery, Kawasaki Medical School） |
|---|---|---|
| Takahiro Nakayama | （Department of Breast and Endocrine Surgery, Osaka International Cancer Institute） | |
| Speaker： | Gabe Sonke | （Division of Medical Oncology, Netherlands Cancer Institute / University of Amsterdam） |
| Kei Koizumi | （Department of Surgery 1, Division of Breast Surgery, Hamamatsu University School of Medicine） | |
| Akemi Kataoka | （Cancer Institute Hospital of Japanese Foundation for Cancer Research） | |
| Takaaki Konishi | （Department of Breast and Endocrine Surgery, Graduate School of Medicine, The University of Tokyo） | |
| Tsuguo Iwatani | （Department of Breast and Endocrine Surgery, St. Marianna University School of Medicine） |
Symposium 3
July 10 (Thu) 9:00-10:30
Room4, Main Tower 5F, Concord Ballroom C, Keio Plaza Hotel Tokyo
How to apply basic research to breast cancer treatment
| Chair： | Masahiko Tanabe | （Graduate School of Medicine, University of Tokyo） |
|---|---|---|
| Yoshiya Horimoto | （Department of Breast Surgery, Tokyo Medical University） | |
| Speaker： | Takaaki Oba | （Division of Breast and Endocrine Surgery, Department of Surgery, Shinshu University Hospital） |
| Toru Hanamura | （Department of Breast Oncology Tokai University School of Medicine） | |
| Rei Kudo | （Division of Cancer RNA Research, National Cancer Center Research Institute） | |
| Sabine Linn | （Netherlands Cancer Institute） | |
| Takahiro Ochiya | （Department of Molecular and Cellular Medicine, Tokyo Medical University） |
Symposium 7
July 10 (Thu) 10:40-12:10
Room10, 3F, Urbantec Hall, Kogakuin University Shinjuku Campus
Progress of immunotherapy (ICI, ICI+ADC, TIL, and ICI + Vaccine)
| Chair： | Virginia Kaklamani | （UT Health San Antonio, MD Anderson Cancer Center） |
|---|---|---|
| Junichiro Watanabe | （Department of Breast Oncology, School of Medicine, Juntendo University） | |
| Speaker： | Kosuke Kawaguchi | （Department of Breast Surgery, Mie University Hospital） |
| Nobumoto Tomioka | （Department of Breast Oncology Hokkaido Cancer Center） | |
| Minoru Miyashita | （Department of Breast and Endocrine Surgical Oncology, Tohoku University School of Medicine） | |
| Shigehisa Kitano | （Department of Advanced Medical Development, The Cancer Institute Hospital of JFCR） |
Symposium 8
July 10 (Thu) 13:50-15:20
Room10, 3F, Urbantec Hall, Kogakuin University Shinjuku Campus
Novel ADCs under development
| Chair： | Naoto Ueno | （University of Hawaiʻi Cancer Center） |
|---|---|---|
| Javier Cortés | （International Breast Cancer Center (IBCC) Barcelona/ IOB Madrid） | |
| Speaker： | Javier Cortés | （International Breast Cancer Center (IBCC) Barcelona/ IOB Madrid） |
| Tsutomu Iwasa | （Department of Medical Oncology, Kindai University faculty of medicine） | |
| Takahiro Kogawa | （Cancer Institute Hospital of JFCR） | |
| Tatsunori Shimoi | （Department of Medical Oncology, National Cancer Center Hospital Department of Medical Oncology） |
Symposium 10
July 11 (Fri) 10:45-12:15
Room3, Main Tower 5F, Concord Ballroom B, Keio Plaza Hotel Tokyo
Beyond the Scalpel: The Evolution of Breast Cancer Surgery Over the Next Decade
| Chair： | Takanori Ishida | （Department of Breast and Endocrine Surgical Oncology, Tohoku university Hospital） |
|---|---|---|
| Takayuki Ueno | （Department of Breast Medical Oncology, Cancer Institute Hospital of JFCR） | |
| Speaker： | Kenzo Shimazu | （Department of Breast and Endocrine Surgery, Osaka University Graduate School of Medicine） |
| Eisuke Fukuma | （Breast Center, Kameda Medical Center） | |
| Hideko Yamauchi | （University of Hawaiʻi） | |
| Hee Jeong Kim | （Division of breast, department of surgery, university of Ulsan, Asan medical center） | |
| Ling-Ming Tseng | （Taipei Veterans General Hospital） |
Symposium 16
July 12 (Sat) 8:40-10:10
Room4, Main Tower 5F, Concord Ballroom C, Keio Plaza Hotel Tokyo
New endocrine therapies for breast cancer: oral SERD/PROTAC/CERAN/SERCA, etc.
| Chair： | Yutaka Yamamoto | （Department of Breast and Endocrine Surgery, Kumamoto University Hospital） |
|---|---|---|
| Takahiro Kogawa | （Cancer Institute Hospital of Japanese Foundation for Cancer Research, Department of Advanced Medical Development, Division of Early Clinical Development for Cancer） | |
| Speaker： | Komal Jhaveri | （Memorial Sloan Kettering Cancer Center） |
| Yoichi Naito | （Department of General Internal Medicine, National Cancer Center Hospital East） | |
| Fumitaka Hara | （Department of Breast Oncology, Aichi Cancer Center Hospital） | |
| Kan Yonemori | （National Cancer Center Hospital） |
Joint Symposium: JSCO, AYA Oncology Alliance and JBCS
Joint Symposium: JSCO, AYA Oncology Alliance and JBCS 3
July 11 (Fri) 15:15-16:15
Room5, South Tower 4F, Ohgi, Keio Plaza Hotel Tokyo
Sytemic Therapy for AYA patints; team approach
| Chair： | Chikako Shimizu | （Department of Breast and Medical Oncology, National Center for Global Health and Medicine, Japan Institute for Health Security） |
|---|---|---|
| Naomi Sakurai | （General Incorporated Association Corporate Social Responsibility Project） | |
| Speaker： | Sibylle Loibl | （Goethe University of Frankfurt） |
| Ai Motoyoshi | （Department of Breast & Endocrine Surgery, St. Marianna University School of Medicine） | |
| Tomomi Abe | （The Shool of Publich Health, School of Medicine, The University of Tokyo） | |
| Misato Osaka | （Breast Center, Oncology Center, St.Luke's Hospital） | |
| Yasunari Okuda | （Jichi Medical University Hospital Department of Pharmacy） |
MOU Signing Commemoration Session
Relationship of KBCS (Korean Breast Cancer Society) and GBCC (Global Breast Cancer Conference)
July 10 (Thu) 11:20-11:50
Room7, South Tower 3F, Grace Room, Keio Plaza Hotel Tokyo
| Chair： | Shigeru Imoto | （Department of Pathology, Kyorin University School of Medicine） |
|---|---|---|
| Speaker： | Jeong Eon Lee | （Breast Division, Department of Surgery, Sungkyunkwan University School of Medicine / Samsung Medical Center） |
Highlights and International Development of the Taiwan Breast Cancer Society (1997-2025)
July 10 (Thu) 11:50-12:20
Room7, South Tower 3F, Grace Room, Keio Plaza Hotel Tokyo
| Chair： | Shinji Ohno | （Sagara Hospital） |
|---|---|---|
| Speaker： | Ming-Feng Hou | （Kaohsiung Medical University Chung-Ho Memorial Hospital） |
Panel Discussion
Panel Discussion 3
July 12 (Sat) 10:50-12:20
Room2, Main Tower 5F, Concord Ballroom A, Keio Plaza Hotel Tokyo
Understanding the Benefits and Drawbacks of AI: Exploring the Future Role of Humans in Breast Imaging
| Chair： | Tetsu Hayashida | （School of Medicine, Keio University） |
|---|---|---|
| Yukio Koibuchi | （NHO Takasaki General Medical Center） | |
| Speaker： | Masako Kataoka | （Department of Diagnostic Imaging and Nuclear Medicine, Graduate School of Medicine Kyoto University） |
| Norimitsu Shinohara | （Department of Radiological Technology, Faculty of Health Sciences, Gifu University of Medical Science） | |
| Hiroko Tsunoda | （Department of Radiology, St. Luke's International Hospital） | |
| Kazutaka Nakashima | （Department of General Surgery, Kawasaki Medical School） | |
| Hiroyuki Abe | （Department of Radiology, The University of Chicago） |
Panel Discussion 4
July 12 (Sat) 9:00-10:00
Room3, Main Tower 5F, Concord Ballroom B, Keio Plaza Hotel Tokyo
From Radical to Refined: The Next Chapter in Axillary Surgery
| Chair： | Koichiro Tsugawa | （St. Marianna University School of Medicine） |
|---|---|---|
| Hiroyuki Takei | （Department of Breast Surgery and Oncology, Nippon Medical School Hospital） | |
| Speaker： | Kazuki Ito | （Breast and Endocrine surgery,St.Marianna university School of Medicine） |
| Mahato Sasamoto | （Department of Breast Surgery, Yokohama City University Hospital） | |
| Takanori Kin | （Department of Breast and Endocrine Surgery, Osaka University Graduate School of Medicine） | |
| Naoki Hayashi | （Division of Breast Surgical Oncology Department of Surgery Showa Medical University School of Medicine） | |
| Wonshik Han | （Department of Surgery, Seoul National University College of Medicine） |
Meet the Expert
Meet the Expert 1
July 11 (Fri) 9:10-10:00
Meet the Expert Room, Main Tower 43F, Starlight, Keio Plaza Hotel Tokyo
Breast MRI update: Screening and Pre-operative Evaluation
| Chair： | Takanori Ishida | （Tohoku Kosai Hospital） |
|---|---|---|
| Speaker： | Hiroyuki Abe | （Department of Radiology, The University of Chicago） |
Meet the Expert 3
July 12 (Sat) 9:00-9:50
Meet the Expert Room, Main Tower 43F, Starlight, Keio Plaza Hotel Tokyo
Becoming a Leader in the USA: A Message to the Next Generation of Cancer Professionals
| Chair： | Akihiko Shimomura | （Department of Medical Oncology, NCGM / NIPHCM） |
|---|---|---|
| Speaker： | Naoto Ueno | （University of Hawaiʻi Cancer Center） |
Invited Lecture
Invited Lecture 1
July 10 (Thu) 16:35-17:25
Room7, South Tower 3F, Grace Room, Keio Plaza Hotel Tokyo
Treatment and Prevention of Bone Metastasis
| Chair： | Norio Kohno | （Department of Breast Surgery, Osaka Saiseikai Nakatsu Hospital） |
|---|---|---|
| Speaker： | Robert Coleman | （Department of Oncology and Metabolism, University of Sheffield） |
Invited Lecture 2
July 11 (Fri) 11:10-12:00
Room7, South Tower 3F, Grace Room, Keio Plaza Hotel Tokyo
Future strategies in the treatment of hormone sensitive breast cancer with anti-hormone therapies +/- targeted therapies
| Chair： | Hirotaka Iwase | （Department of breast and endocrine surgery, Kumamoto City Hospital） |
|---|---|---|
| Speaker： | John Robertson | （University of Nottingham, Royal Derby Hospital） |
