1. Department of Molecular Chemistry, Graduate School of Kyoto Institute of Technology, Matsugasaki, Sakyo-ku, Kyoto 606-8585, Japan
2. Department of Food and Nutrition, Matsuyama Shinonome Junior College, Matsuyama, Ehime 790-531, Japan
3. Research Institute for Creating the Future, Fuji Oil Holdings Inc., Sumiyoshi, Izumisano, Osaka 598-8540, Japan
4. Designerfoods Co., Ltd., Nakagawa-ku, Nagoya, Aichi 454-0958, Japan
5. Frontier Science Research Center, University of Miyazaki, Kiyotake, Miyazaki 889-1692, Japan