- 2001 - 2006 :浜松労災病院,病院長
- 2001 - 2006 :Director, Hamamatsu Rosai Hospital
- 2006 - -:同志社大学教授
- 2006 - - :Chair Professor, Doshisha University
- 1991 - 2001 :京都大学内科学第3講座(循環病態学講座)教授
- 1991 - 2001 :Professor, The 3rd Division, Department of Medicine, Kyoto University Faculty of Medicine, Department of Cardiovascular medicine, Kyoto University Graduate School of Medicine.
- 1983 - 1991 :富山医科薬科大学第2内科教授
- 1983 - 1991 :Professor, The 2nd Department of Internal Medicine,Toyama Medical and Pharmaceutical University.
- 1976 - 1983 :京都大学内科学第3講座助手
- 1976 - 1983 :Assistant, The 3rd Division, Department of Medicine, Kyoto University Faculty of Medicine.
- 1983 - :京都大学内科学第3講座講師
- 1983 - :Lecturer, The 3rd Division, Department of Medicine, Kyoto University Faculty of Medicine.
- Doshisha University Faculty of Life and Medical Sciences Professor