- 1996 - 2002 Shimane University Research Center for Coastal Lagoon Environments
- 2002 - - 島根大学汽水域研究センター 協力研究員
- 1996 - - Research Center for Coastal Lagoon
- 1980 - 1989 Otsuma Women's University
- 1980 - 1989 Otsuma Women's University, Assistant Professor
- 1989 - - 大妻女子大学 教授
- 1989 - - Otsuma Women's Universoity, Professor
- 1974 - 1980 Otsuma Women's University
- 1974 - 1980 Otsuma Women's University, Permanent Lecturer
- 1969 - 1974 京都橘女子大学 専任講師
- 1969 - 1974 Kyoto Tachibana Women's University, Permanent
- 1964 - 1967 Chuo University Faculty of Letters
- 1964 - 1967 Chuo University, Research Assistant
- Research Worker
- Environments Shimane University, Guest Member
- Lecturer
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