Tsukuba University (M.D.1986)
Tokyo University General Surgery Residency (1986-1994)
Tokyo University Cardiothoracic Surgery Instructor (1994-1996)
Clermont-Ferrand University Attestation de Formation Specialisee Approfondie Chirurugie Cardiovasculaire (1996-1998)
Tokyo University Cardiothoracic Surgery Instructor (1998-2001)
Tokyo University Cardiothoracic Surgery Assistant Professor (2001-2002)
Kyorin University Cardiovascular Surgery Assistant Professor (2002- 2003)
Kyorin University Cardiovascular Surgery Associate Professor (2003-2011)
Kyorin University Cardiovascular Surgery Professor and Head (2011-)
aortic surgery
surgical treatment of arrhythmia
valvular surgery
piano