- 2023/07 - 現在 Fukushima institute for Research, Education and Innovation (F-REI) Field of Agriculture, Forestry and Fisheries Deputy Director
- 2020/04 - 2023/06 Bio-oriented Technology Research Advancement Institution, NARO Department of Innovation R&D, Innovation Creation Section
- 2019/04 - 2020/03 Central Region Agricultural Research Center, NARO Director-General
- 2018/04 - 2019/03 Central Region Agricultural Research Center, NARO Director of Department of Planning
- 2016/04 - 2018/03 Central Region Agricultural Research Center, NARO Director of Plant Products Safety Research
- 2014/04 - 2016/03 National Institute for Agro-Environmental Sciences Principal Research Coordinator
- 2013/04 - 2014/03 National Institute for Agro-Environmental Sciences Soil Environment Division Director
- 2011/04 - 2013/03 Ministry of Agriculture, Forestry and Fisheries Agriculture, Forestry and Fisheries Research Council Senior Program Officer
- 2006/04 - 2011/03 (独)農業環境技術研究所 重金属リスク管理リサーチプロジェクトリーダー
- 2005/04 - 2006/03 (独)農業環境技術研究所 重金属動態ユニット長
- 2003/10 - 2005/03 Director of Environmental Chemicals Analysis Laboratory
- 2001/09 - 2003/09 Agriculture, Forestry and Fisheries Research Council
- 1999/04 - 2001/08 Ministry of Agriculture, Forestry and Fisheries
- 1989/10 - 1999/03 Ministry of Agriculture, Forestry and Fisheries
- 1989/04 - 1989/09 Ministry of Agriculture, Forestry and Fisheries
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Japanese Arsenic Scientist's Society
, JAPANESE SOCIETY FOR ROOT RESEARCH
, JAPANESE SOCIETY OF SOIL MICROBIOLOGY
, JAPANESE SOCIETY OF SOIL SCIENCE AND PLANT NUTRITION