1983/4 Kanazawa Medical University, Department of Radiology, Staff. 1990/1 Asanogawa General Hospital, Department of Radiology, Medical Director. 1994 Kanazawa Medical University, Department of Radiology, Medical Lecturer. 1994 Fukui Prefectural Hospital, Department of Radiology, Medical Director. 2008 Fukui Prefectural Hospital, Department of Nuclear Medicine and Radiation Oncology, Chief Medical Director. 2016 Fukui Prefectural Hospital, Proton Therapy Center Director.