- 2011/04 - - 教授
- 2000/04 - 2011/03 別府大学文学部 助教授
- 1999 - - Beppu University, Assistant Professor
- 1992 - 1994 Municipal Fukuda Lower Secondary School,
- 1988 - 1992 Sohseikan High School, Teacher
- 1985 - 1986 Prefectural Sasebo Minami High School,
- Teacher
- Full-time Lecturer
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