1. Food Research Center, Niigata Agricultural Research Institute, Kamo, Niigata 959-1381, Japan, Graduate School of Science and Technology, Niigata University, Niigata, Niigata 950-2181, Japan, Department of Materials Science and Technology, Niigata University, Niigata, Niigata 950-2181, Japan, Venture Business Laboratory, Niigata University, Niigata, Niigata 950-2181, Japan, and Graduate School of Technology, Niigata Institute of Technology, Kashiwazaki, Niigata 945-1195, Japan