Yokohama City Univ(YCU). School of Medicine(M.D. 1989)
Tokyo Womens Medical univ. CardioThoracic Surgery residemcy(1989 - 1995)
Yokohama City Univ. Department of 1st Surgery Staff
Hiratsuk Kyosai Hospital. Department of Surgery Staff
University of Pitsburgh, CardioVascular instistute, Visiting associate( 1998 - 2000)
Seirei-Hamamatsu Hospital, Dept. of CTS. Staff (2000 - 2001)
YCU Cardiothoracic Surgery, Dept.of CTS,Staff (2001-2005)
Odawara Municipal hpspital, Chief of Dept. of CTS(2005 - 2006)
Fujisawa Shounanndai Hospital, Dept. of Emergency Medicine, Staff
Ashikaga Red Cross Hospital, Chief of Dept. of CTS(2007-)