- 2004/04/01 - - 弘前大学医学部保健学科助教授
- 2004/04/01 - - Hirosaki Univ. medical technology,
- 1990/04/01 - 2004/03/31 Aomori Prefectural Institute of Public Health and Environment
- 1990/04/01 - 2004/03/31 Aomori Prefect. Environmental health
- 1987/04/01 - 1990/03/31 青森県工業試験場研究員
- 1987/04/01 - 1990/03/31 Aomori Prefect. Inustrial Res. Inst
- 1974/04/01 - 1987/03/31 Aomori Prefect. Res. of Public Health,
- 1974/04/01 - -09870331 青森県衛生研究所研究員
- 1974/01/28 - 1974/03/31 Hirosaki University School of Medicine
- 1974/01/28 - 1974/03/31 Hirosaki Univ. medical school,
- 1972/04/01 - 1974/01/27 Hirosaki University School of Medicine
- 1972/04/01 - 1974/01/27 Hirosaki Univ. medical school,
- Hirosaki University School of Medicine
- associate professor
- Anter, researcher
- assistant
- researcher
- Bacteriology class, Hirosaki Medical Collage
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日本臨床微生物学会
, 日本食品微生物学会
, 日本細菌学会
, Japanese Society of Food Microbiology
, Japanese Society for Bacteriology