1992.4 ~ 1993.3 continuing education in food science, Department of Home Economics, Ochanomizu University, Japan.
1993.4 ~ 1995.3 Master of Food Science, Department of Home Economics, Ochanomizu University, Japan.
1995.4 ~ 1998.3 Ph.D. in food chemistry and analysis, Department of Human Culture Studies, Ochanomizu University, Japan (the main research work involves the analysis, separation and purification, structure identification, chemical synthesis and formation mechanism of hobby and functional chemical components in plant foods).
1998.4 ~ 1999.3 postdoctoral fellow, Department of Human Culture Studies, Ochanomizu University, Japan.