| 08:30 – 09:00 | Opening Ceremony |
| 09:00 – 10:00 | Keynote Lecture Moderators: Joo-young Kim and Wing-hong Kwan |
Future Perspective in Particle Therapy Marco DuranteDirectorBiophysics Department GSI Helmholtz Centre for Heavy Ion Research Germany Prof. Dr. Marco Durante is Director of the Biophysics Department at GSI Helmholtz Center for Heavy Ion Research (Darmstadt, Germany), and Full Professor of Physics at the Technical University of Darmstadt and at the University of Naples Federico II in Italy. Dr. Durante got his Ph.D. in physics in 1992 and has worked as postdoc at the NASA Lyndon B. Johnson Space Center (Houston, TX, USA) and NIRS-QST (Chiba, Japan). He is generally recognized as world leader in the field of particle radiobiology and medical physics and is co-author of over 530 papers in peer-reviewed scientific journals (h-index=67). He is currently chair of the Particle Therapy Co-Operative Group (PTCOG). His main scientific achievement has been the assessment of the biological effects of accelerated charged particles using both in vitro systems and samples from humans (astronauts and cancer patients). |
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Topic TBC Tatsuya OhnoChair and DirectorDepartment of Radiation Oncology Gunma University Heavy Ion Medical Center Japan Dr. Ohno is a radiation oncologist, Professor and Chair of Department of Radiation Oncology of Gunma University, and Director of Gunma University Heavy Ion Medical Center, Japan. He is also Chair of the Asia-Oceania Particle Therapy Cooperative Group (PTCOG-AO). He is a core member of the particle therapy community in Japan, and active member of the Japan Carbon-ion Radiation Oncology Study Group (J-CROS). He has served as a Course Director on International Training Course on Carbon-ion Radiotherapy (ITCCIR) co-hosted by QST hospital and Gunma University since 2012. He has published more than 250 papers on clinical and basic research and has collaborated many overseas particle therapy projects. |
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| 10:00 – 10:30 | Coffee Break, Exhibition and e-Poster Viewing |
| 10:30 – 12:30 | Session 5A (Physics): Imaging in Proton Therapy Moderators: Taku Inaniwa and Ed Wu |
Imaging in Proton Therapy Chia-ho HuaDirector of Medical Physics ResearchDepartment of Radiation Oncology St. Jude Children's Research Hospital USA Dr. Chia-ho Hua earned his PhD in Biomedical Engineering from The University of Michigan in Ann Arbor, where he studied radionuclide tomographic imaging. He received postdoctoral and clinical training in therapeutic medical physics at Memorial Sloan-Kettering Cancer Center in New York. He was certified by the American Board of Radiology in Therapeutic Medical Physics in 2004. Dr. Hua joined the faculty at St. Jude in 2005 and is currently a Full Member and the Director of Medical Physics Research. His research aims to improve proton therapy targeting accuracy, advanced imaging for precision radiation oncology, and predictive modeling for radiation effects in children. Dr. Hua is also the Physics Committee Chair of the Children's Oncology Group Radiation Oncology Discipline and the steering committee member of the Pediatric Normal Tissue Effects in the Clinic (PENTEC) international consortium. In 2023, Dr. Hua was elected as a Fellow of the American Association of Physicists in Medicine (FAAPM). |
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Role of CT Image Guidance for Proton Radiotherapy and Related Researches Aiming for High Precision Treatment Yoshikazu MaedaProfessorDivision of Human and Artificial Intelligent Systems Graduate School of Engineering University of Fukui Japan Dr Yoshikazu Maeda is a Professor in Division of Human and Artificial Intelligent Systems Graduate School of Engineering, University of Fukui, Japan (2025-preset). He graduated from Osaka University in 2000 with a Ph.D. in Experimental Nuclear Physics. He was a Research Scientist in Nuclear Physics Institute, Research Center Juelich GMBL, Germany (2001-2006), and in Research Center for Nuclear Physics, Osaka University (2000-2001,2006-2009). He was a senior researcher and medical physicist in Fukui Prefectural hospital proton therapy center (2009-2025). He was engaged in the construction of a proton therapy facility (2009-2011) and realized the safe operation of the facility. His main research interests include the proton dose calculation using the Monte Carlo method and the study of CT image-guided proton therapy, where the efficacy of CT image guidance in prostate cancer and liver cancer and the importance of online proton dose monitoring. A support technology based on AI technology for lesion recognition in CT image is now main topics. |
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AI-based Real-time Tumor Tracking Proton Therapy Toshiyuki TerunumaAssistant Professor / Medical PhysicistProton Medical Research Center University of Tsukuba Japan Dr. Toshiyuki Terunuma is an assistant professor in both the Institute of Medicine and the Proton Medical Research Center at the University of Tsukuba, specializing in medical physics and radiation science. He earned a Bachelor of Engineering from Utsunomiya University, followed by a Master's degree in Applied Physics and a Ph.D. in Medicine from the University of Tsukuba. He has extensive experience with hardware and software systems in proton therapy, including accelerator operation, dosimetry, treatment planning, and image-guidance software development. His current research focuses on image-guided radiotherapy, particularly in real-time markerless tumor tracking using attention-based augmentation and patient-specific deep learning models. He is also working on ionoacoustic imaging for proton beam verification |
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MRI-guidance in Proton Therapy Leon HoMedical Physicist IMedical Physics Department HKSH Eastern Medical Centre Hong Kong Dr. Leon Chin Chak HO received his B.Eng. and Ph.D. degrees from The University of Hong Kong (HKU) in 2011 and 2016, respectively. Following his doctoral studies, he joined Hong Kong Sanatorium & Hospital (HKSH) Medical Group as a medical physicist. After receiving his board-certification in radiation oncology physics from the Hong Kong Institution of Physicists in Medicine (HKIPM), Dr. Ho was appointed as an honorary assistant professor by the Department of Diagnostic Radiology at The University of Hong Kong. His research interests include MR-guidance in radiation therapy, as well as the development of MR-integrated workflows in radiotherapy and proton therapy. |
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| 12:30 – 14:00 | Lunch Break |
| 14:00 – 15:40 | Session 6A (Physics): Oral Presentation Moderators: Chia-ho Hua and Tony Wong |
| 15:40 – 16:00 | Coffee Break, Exhibition and e-Poster Viewing |
| 16:00 – 18:00 | Session 7A (Physics): High Precision Proton Therapy Moderators: John Wong and Jing Cai |
| Treatment Planning for High Precision Proton Therapy Martin Bues (USA) |
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Treatment of Small Target in Proton Therapy Chen-yu ChouSenior Medical PhysicistDepartment of Radiation Oncology Chang Gang Memorial Hospital, Linkou branch Taiwan Chen-Yu Chou is a highly skilled medical physicist with over a decade of experience in radiation therapy. He holds an M.S. in Medical Technology and Engineering and is currently pursuing a doctoral degree. Certified as a radiotherapist, radiation protection specialist, and medical physicist, Chou has been a key member of Linkou Chang Gung Memorial Hospital since 2014. He leads quality assurance for a wide range of radiotherapy systems, including linear accelerators, proton systems, brachytherapy, and CT. Chou specializes in developing advanced treatment plans for various cancer types, including photon and proton therapy, and plays a key role in the proton stereotactic radiosurgery program. His research interests include planning optimization, MRI simulation, and proton therapy, resulting in numerous publications and presentations. An invited speaker at conferences, Chou has held leadership roles as Supervisor of the Society of Medical Physics and served as an Oral Examiner for the Medical Physicist License Examination in Taiwan. |
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| Adaptive Proton Therapy Dayananda Sharma (India) |
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| Biology and Clinical Relevance of FLASH G-one Ahn (Korea) |
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| 18:00 – 18:15 | Closing Remarks |
| 10:30 – 11:00 | Session 5B (Clinical): Updates on Clinical Management Moderators: Kyung-hwan Kim and Rico Liu |
Lung Cancer Ramesh RenganPeter Wootton Professor and ChairDepartment of Radiation Oncology, UW Medicine SVP, Fred Hutchinson Cancer Center USA Dr. Ramesh Rengan is currently the Peter Wootton Chair and Professor in the Department of Radiation Oncology at the University of Washington School of Medicine and the Senior Vice President and Director in Radiation Oncology Division at the Fred Hutchinson Cancer Center. He also holds a joint appointment as faculty of the Integrated Immunotherapy Research Center, Fred Hutchinson Cancer Center. His clinical interests include thoracic malignancies, melanomas (including ocular melanoma), renal cell carcinoma, and prostate cancer. Additionally, he has clinical expertise in the use of proton beam therapy in the management of localized and locally advanced solid tumors. His research interests include approaches to improve the therapeutic ratio in solid tumors to ionizing photon or proton radiation, pre-clinical and clinical strategies to utilize radiation to trigger an anti-tumor immune response in patients with advanced solid malignancies. He also has an interest in healthcare disparities and expanded access to radiation treatment in low-resource environments and Photon- and Proton based radiation regimens to trigger an immune response to augment immunotherapeutic platforms in solid malignancies including NSCLC, melanoma, lymphoma, and renal cell carcinoma. |
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| 11:00 – 12:40 | Session 6B (Clinical): Oral Presentation Moderators: Daniel Chua and Warissara Rongthong |
| 12:40 – 14:00 | Lunch Symposium 2 (Sponsored by Ion Beam Applications SA) |
| Topic TBC | |
| 14:00 – 15:40 | Session 7B (Clinical): Updates on Clinical Management Moderators: Chi-leung Chiang and Terence Tai-weng Sio |
Experience and Evidence of Particle Beam Therapy for the Liver Tumor  Hideyuki SakuraiProfessor and ChairmanDepartment of Radiation Oncology, University of Tsukuba Director Proton Beam Therapy Center, University of Tsukuba Hospital Japan Hideyuki Sakurai received the medical degree in Gunma University in 1988 and the PhD degree in 1996. In 1992, he served as visiting scientist in Medical Research Council at Cambridge University in UK. |
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| Discussion Forum 1: Liver Cancer Topics: Motion Management, Hypofractionation, Multidisciplinary Care with Surgery and Systemic Therapy Moderators: Chi-leung Chiang and Terence Tai-weng Sio Panelists: Hsiao-chieh Huang (Taiwan),  Thomas LeungHonorary Consultant in Medical OncologyDirector of the Clinical Trial Centre Hong Kong Sanatorium and Hospital Hong Kong Dr. Leung is currently Honorary Consultant in Medical Oncology, Director of the Clinical Trial Centre, at the Hong Kong Sanatorium and Hospital. He is also Honorary Associate Professor of the Department of Medicine in the Chinese University of Hong Kong. He was previously Professor in the Department of Clinical Oncology of Chinese University of Hong Kong until 2003 when he assumed the current position. |
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| 15:40 – 16:00 | Coffee Break, Exhibition and e-Poster Viewing |
| 16:00 – 17:00 | Session 8B (Clinical): Updates on Clinical Management Moderators: Wai-tong Ng and Ru-xin Wong |
Skull Base Jonathan AshmanMedical Director of Proton Therapy ProgramAssociate Professor Department of Radiation Oncology Mayo Clinic USA Jonathan B. Ashman, M.D., Ph.D. is a radiation oncologist at Mayo Clinic in Phoenix, Arizona, USA. Dr. Ashman currently holds the rank of Associate Professor in the Mayo Clinic College of Medicine and Science. He serves as the Medical Director of the Mayo Clinic Arizona Proton Therapy program. |
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| Head and Neck Lin Kong (China) |
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| 17:00 – 18:00 | Discussion Forum 2: Head and Neck Cancer Topics: Patients, Technique, Proton vs Carbon, Optimizing Systemic Therapy Moderators: Chun-key Law and Yu-ming Wang Panelists: Martin Bues (USA), Lin Kong (China) and Brigette Ma (Hong Kong, China) |
| 10:30 – 12:30 | Session 5C (Physics): Oral Presentation Moderator: TBC |
| 12:30 – 14:00 | Lunch Break |
| 14:00 – 15:40 | Session 6C (Clinical / Biology): Oral Presentation Moderators: Amy Chang and Shigeru Yamada |
| 15:40 – 16:00 | Coffee Break, Exhibition and e-Poster Viewing |
| 16:00 – 18:00 | Session 7C: PTCOG-AO New Centres and Developments Moderators: Tatsuya Ohno and Darren Ming-chun Poon |
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Survey Results on the Current Status of PTCOG-AO Speaker TBC |
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Generating Quality Data for Particle Beam Therapy from the AO Region –
Opportunities and the Way Forward Rakesh Jalali (India) |
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Update on the Upcoming Research / New Facilities for Australian Center Michael Penniment (Australia) |
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Update on the Upcoming Research / New Facilities for Cancer Hospital of the University of Chinese Academy of Sciences (Zhejiang Cancer Hospital) Speaker TBC |
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Introduction of Proton Center of Guangzhou Concord Cancer Center (GCCC) Michael Taize Yuan (China) |
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Update on the Upcoming Research / New Facilities for Central Japan International Medical Center Shigeru Yamada (Japan) |
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Update on the Upcoming Research / New Facilities for Carbon Ion Center of Yonsei University College of Medicine Ik-jae Lee (Korea) |