University of Yamanashi (MD 1993)
University of Yamanashi graduate school (PhD 1997)
University of Yamanashi General Surgery Residency (1997-1999)
University of Yamanashi Cardiovascular Surgery Residency (1999-2000)
University of Connecticut Research Fellow (2000-2002)
University of Yamanashi Cardiovascular Surgeon (2002-2006)
International Medical Center of Japan Cardiovascular Surgeon (2006-presence)
OPCAB
ischemic MR
valve plasty
acute aortic dissection