DirectorHirohiko Tsujii
Visiting Researcher, National Institute of Radiological Sciences
Director, Ion-beam Radiation Oncology Center, Kanagawa Cancer Center
1968: Graduated from Hokkaido University School of Medicine
1990: Professor, Faculty of Medicine, University of Tsukuba (Director of Proton Medical Research Center)
Visiting Professor, Gunma University School of Medicine

DoctorTadashi Kamada
Director, Hospital of the National Institute of Radiological Sciences (Chief of Clinical Research Cluster)
1979: Graduated from Hokkaido University School of Medicine
Visiting Professor (Radioprotective Functions), Chiba University Graduate School of Medicine
Special fields: Radiation oncology, and bone and soft tissue tumors

DoctorHiroshi Tsuji
Manager, Treatment Division, Hospital of the National Institute of Radiological Sciences
1982: Graduated from Hokkaido University School of Medicine
1995: Lecturer, Faculty of Medicine, University of Tsukuba
Special fields: Prostate cancer, malignant melanoma of the eye, and lacrimal gland cancer

DoctorNaotaka Yamamoto
Manager, Respiratory Oncology Department, Hospital of the National Institute of Radiological Sciences
1988: Graduated from Shinshu University School of Medicine
1988: First Department of Clinical Research (Lung Surgery), Chiba University School of Medicine
Special fields: Radiation oncology, and respiratory surgery

DoctorShigeru Yamada
Manager, Gastrointestinal Oncology Department, Hospital of the National Institute of Radiological Sciences
1986: Second Department of Surgery, Chiba University
1992: Department of Gastrointestinal Surgery, Chiba Cancer Center
1996: NASA Johnson Space Center (U.S.A.)
Special fields: Radiation therapy (digestive organs, mammary glands), and gastrointestinal surgery