1. Department of Industrial Chemistry, Faculty of Engineering, University of Tokyo
2. Department of Agricultural Chemistry, Faculty of Agriculture, University of Tokyo
3. Department of Industrial Chemistry, Shibaura Institute of Technology
4. National Institute, of Hygienic Sciences
5. Mitsui Toatsu Chemical Inc.
6. Lion Fat and Oil Co. Ltd.
7. Asahi Denka Co. Ltd.
8. Nippon Kayaku Co. Ltd.