- 2017/04 - 現在 日本大学病院消化器外科
- 2012/04 - 現在 日本大学医学部消化器外科・助教
- 2017/04/01 - 日本大学病院消化器外科
- 2012/04 - 日本大学医学部消化器外科・助教
- 2006/06/01 - 2012/03/31 Department of Surgery and Bioengineering Advanced Clinical Research Center Institute Medical Science,The Tokyo University
- 2006/06 - 2012/03 Department of Surgery and Bioengineering ,Advanced Clinical Research Center Institute Medical Science,,The Tokyo University
- 2004/06 - 2006/03/31 Research Assistant, School of Medicine,Nihon University
- 2004/06 - 2006/03 Research Assistant, School of Medicine,Nihon University
- 2003/05 - 2004/05 Staff surgeon, Gastrointestinal Surgery, Mitsui Memorial Hospital
- 2001/05 - 2003/05 Research Fellow,Department of Transplantation Surgery BethIsrael Deaconess Medical Center,Harvard Medical School
- 1998/04 - 2001/04 Chief Resident, Gastrointestinal Surgery, Mitsui Memorial Hospital
- 1997/04 - 1998/03 Clinical Fellow,National Cancer Center Hospital
- 1993/03 - 1997/05 Resident,General Surgery, Mitsui Memorial Hospital