- 2017/04 - 現在 Kawasaki Medical School
- 2013/04 - 2017/03 Kawasaki Medical School
- 2005/04 - 2013/03 財団法人倉敷中央病院外科 部長
- 2004/04 - 2005/03 公立湖北総合病院外科 副部長
- 2002/11 - 2004/03 Cancer Research UK, Beatson Institute Researcher
- 2001/08 - 2002/10 National Cancer Institute, National Institutes of Health, USA Researcher
- 1999/07 - 2001/07 Ohshima Hospital
- 1995/04 - 1996/03 Department of 2nd Surgery, Kyoto Prefectural University of Medicine
- 1992/04 - 1995/03 Kyoto Prefectural Yosanoumi Hospital
- 1990/05 - 1992/03 Department of 2nd Surgery, Kyoto Prefectural University of Medicine
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