- 1982 - 1990 Sendai National College of Technology
- 1982 - 1990 Sendai National College of Technology,
- 1980 - 1982 Toyohashi University of Technology
- 1980 - 1982 Toyohashi University of Technology,
- 1974 - 1980 Sendai National College of Technology
- 1974 - 1980 Sendai National College of Technology,
- 1972 - 1974 Sendai National College of Technology
- 1972 - 1974 Sendai National College of Technology,
- Assistant Professor
- Instructor
- Research Assistant
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