Nihon University School of Medicine(M.D. 1969)
Tokyo Women's Medical University, Cardiovascular Surgery Residency(1969-75)
Tokyo Women's Medical University, Cardiovascular Surgery Instructor(1975-78)
Degree of Medical Science, Tokyo Women's Medical University(Ph.D. 1977)
National Cardiovascular Center, Chief Surgeon(1978-91)
St. Luke's International Hospital, Head of Cardiovascular Surgery(1991-97)
Associate Professor of Thoracic and Cardiovascular Surgery, Kitasato Univ. School of Medicine(1997-99)
Professor of Thoracic and Cardiovascular Surgery, Kitasato Univ. School of Medicine(1999-2006)
Professor and Chairman of Cardiovascular Surgery, Kitasato Univ. School of Medicine(2006-2010)
Consultant of Cardiovascular Surgery, Ebina General Hospital(2010-)
Visiting Professor, Kitasato University School of Medicine(2013-)