- 1981 - 1985 Osaka University of Economics Faculty of Economics
- 1981 - 1985 Osaka University of Economics. Faculty of Economics
- 1976 - 1981 Hannan University Faculty of Economics
- 1976 - 1981 Hannan University, Faculty of Economics,
- 1972 - 1976 Okinawa University Faculty of Law and Economics
- 1972 - 1976 Okinawa College, Department of Laws and Economics,
- Assistant Professor
- Lecturer
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