Dr. Toshio Shimizu is a Head of Physicians at Department of Experimental Therapeutics (Oncology Early Phase 1 Drug Development Unit), National Cancer Center Hospital, Tokyo Japan. Dr. Shimizu's research interests include the Early Phase 1 Drug Development and clinical pharmacology/trials for the development of new anticancer agents as well as molecular genetic targets for cancer therapy. Dr. Shimizu is a Board Certified Senior Member of the Medical Oncology by Japanese Society of Medical Oncology (JSMO) and a Fellow of the Japanese Society of Internal Medicine (FJSIM). Dr. Shimizu is an alumnus of Department of Medical Oncology, Faculty of Medicine, Kindai University in Osaka, Japan where he graduated and thereafter, performed his residency in internal medicine and fellowship/staff physician/Assistant Professor in Medical Oncology. He then performed a more advanced clinical fellowship in early phase 1 drug development at START (South Texas Accelerated Research Therapeutics) in San Antonio, Texas, United States which operates one of the world’s largest Phase 1 cancer research programs supervised by Anthony W. Tolcher, M.D., FRCPC. He is currently the principal investigator/co-investigator of over 40 early phase clinical trials of novel anticancer agents including many immuno-oncology trials for patients with advanced cancer. He has been a member of the Joint Scientific Committee Review Member for Phase 1 trials in Hong Kong, The Consortium on Harmonization of Institutional Requirements for Clinical Research (CHAIR) and serves as a scientific reviewer for phase 1 trials in HKSAR (Hong Kong Special Administrative Region of the People’s Republic of China). Dr. Shimizu has authored and co-authored over 50 peer-reviewed publications of original cancer research in internationally respected scientific journals including the Clinical Cancer Research. Dr. Shimizu is also the recipient of the ASCO 2011 Merit Award (Oral Presentation at Clinical Science Symposium) at American Society of Clinical Oncology (ASCO) 47th Annual Meeting, Chicago, IL, USA, June 2011. Since September 2017, the Asian Oncology Early Phase 1 Consortium (AsiaOne) has been formed across key early phase new drug development institutions (phase 1 centers) in Japan, China (HKSAR), Korea, Taiwan and Singapore. Dr. Shimizu is one of the core investigator who is currently leading AsiaOne platform.