| 1989. |
4. |
Lecturer at Toyo Women's College (part-time) |
|
| 1990. |
4. |
Lecturer at Chiba University (part-time) |
|
| 1990. |
4. |
Lecturer at Daito Bunka University (part-time) |
|
| 1991. |
4. |
Lecturer at Kyoritsu Women's University (part-time) |
|
| 1995. |
4. |
Lecturer at the Facutly of Education, Akita University. |
|
| 1997. |
6. |
Associate Professor at the Facutly of Education, Akita University. |
|
| 1998. |
4. |
Associate Professor at the Facutly of Education and Human Studies, Akita University. |
|
| 2003. |
7. |
Associate Professor at the Facutly of Integrated Arts and Sciences, The University of Tokushima. |
|