- 2023/04 - 現在 農研機構九州沖縄農業研究センター 暖地畑作物野菜研究領域 再雇用職員
- 2021/04 - 2023/03 農研機構 九州沖縄農業研究センター 暖地畑作物野菜研究領域 研究領域長
- 2018/04 - 2021/03 National Agriculture and Food Research Organization
- 2016/04 - 2018/03 National Agriculture and Food Research Organization
- 2013/04 - 2016/03 National Agriculture and Food Research Organization
- 2011/04 - 2013/03 National Agriculture and Food Research Organization
- 2006/04 - 2011/03 National Agriculture and Food Research Organization
- 2001/04 - 2006/03 National Agriculture and Food Research Organization
- 2000/06 - 2001/03 Ministry of Agriculture, Forestry and Fisheries
- 1999/04 - 2000/05 Ministry of Agriculture, Forestry and Fisheries
- 1996/10 - 1999/03 Ministry of Agriculture, Forestry and Fisheries
- 1996/04 - 1996/09 Ministry of Agriculture, Forestry and Fisheries
- 1988/10 - 1996/03 Ministry of Agriculture, Forestry and Fisheries
- 1985/10 - 1988/09 Ministry of Agriculture, Forestry and Fisheries
- 1985/04 - 1985/09 Ministry of Agriculture, Forestry and Fisheries
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日本応用糖質科学会九州支部
, 日本作物学会九州支部会
, THE JAPANESE SOCIETY OF APPLIED GLYCOSCIENCE
, JAPANESE SOCIETY OF BREEDING