- 1990 - 1993 :産業医科大学2外科 教授
- 1990 - 1993 :Professor of The 2nd Dept. of Surgery. Univ. of Industrial and Environmental Health, School of Medicine
- 1982 - 1990 :福岡大学2外科 助教授
- 1982 - 1990 :Associate Prof. of Fukuoka Univ. School of Med.
- 1977 - 1982 :福岡大学医学部 助手・講師
- 1977 - 1982 :Assistant Prof. of Fukuoka Univ. School of Medicine
- 1974 - 1977 :九州大学医学部2外科 助手
- 1974 - 1977 :Assistant Prof. of Kyushu Univ. School of Med.
- 1967 - 1974 :九州大学医学部 医員
- 1967 - 1974 :Resident of Kyushu University, School of Med.
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