1986 Chiba University Graduate School of Horticulture Master's course
1986: Joined the Ministry of Agriculture, Forestry and Fisheries, Agricultural Research Center
2002 Director of Tea Functional Analysis Laboratory, Vegetable Tea Research Institute, National Agriculture and Food Research Organization
2006 Head of Vegetable Tea Functional Research Team, Vegetable Tea Research Institute, National Agriculture and Food Research Organization
2012: Director of Food Function Research Division, National Agriculture and Food Research Organization (NARO)
2019: Director of Healthcare Creation Research, Food Research Division, National Agriculture and Food Research Organization
2021 Executive Researcher, Food Research Division, National Agriculture and Food Research Organization
