Okayama University School of Medicine, Okayama, Japan (MD 1996)
Okayama University Graduate School of Medicine, Okayama, Japan (PhD 2005)
Showa Univerisity School of Medicine, Tokyo, Japan (2005-9)
Hayama Heart Center, Kanagawa, Japan (2010-2015)
Tokyo Metropolitan Hiroo Hospital, Tokyo, Japan (2015-)