1974.3 B.A. in Physics, Tokyo University of Education
1979.3 B.A. in Economics, Osaka City University
1981.3 M.A. in Economics, Osaka University
1989.9 Ph.D. in Economics, Osaka University

1974.4-1975.3 High School Teacher (physics) in Kanagawa Prefecture
1975.4-1980.3 High School Teacher (physics) in Osaka Prefecture
1982.4-1983.3 Research Associate, Faculty of Economics, Osaka University
1983.4-1984.3 Research Associate, Faculty of Economics, Nagoya City University
1984.4-1987.3 Lecturer, Faculty of Economics, Nagoya City University
1986.9-1988.8 Visiting Fellow, Yale University (Fulbright Junior Researcher)
1987.7-1991.3 Associate Professor, Faculty of Economics, Nagoya City University
1990.11-1992.11 Special Research Fellow, Institute for Posts and Telecommunications Policy, Ministry of Posts and Telecommunications
1991.4-1993.3 Associate Professor, Faculty of Economics, Osaka University
1993.4-1998.3 Professor, Faculty of Economics, Osaka University
1998.4-2004.7 Professor, Graduate School of Economics, Osaka University
2000.3-2001.3 Visiting Fellow, University of California, San Diego (Abe Fellow)
2004.4- Director, Research Center for Behavioral Economics in Institute of Social and Economic Research, Osaka University
2004.8- Professor, Institute of Social and Economic Research, Osaka University