Research experience

Distinguished Professor, Keio University

Keio University Global Research Institute Senior Institute Member

Professor, Department of Economics, Keio University

Member, Graduate School of Economics, Keio University

Visiting Professor, California Institute of Technolocy

Visiting Research Fellow, International Research Center for Japanese Studies

Associate Professor, College of Economics, Nihon University

Associate Professor, Population Research Institute, Nihon University

Research Fellow, Population Research Institute, Nihon University

Research Fellow, Population Institute, East-West Center

Research Assistant, Population Research Center, University of Chicago