- 1999 - 2004 Osaka University of Commerce Faculty of Economics
- 1999 - 2004 Professor, Department of Economics, Osaka
- 1992 - 1999 Kyoto University Faculty of Letters
- 1992 - 1999 Professor, Faculty of Letters, Kyoto University
- 1982 - 1992 Osaka City University
- 1982 - 1992 Professor, Institute for Economic Research,
- 1970 - 1982 Osaka City University
- 1970 - 1982 Assistant Professor, Institute for Economic
- 1967 - 1970 Aichi Prefectural University
- 1967 - 1970 Assistant Professor, Aichi Prefectural
- 1963 - 1966 Kyoto University Faculty of Letters
- 1963 - 1966 Research Assistant, Kyoto University
- University of Commerce
- Osaka City University
- Research, Osaka City University
- University
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