1. Department of Food and Nutrition Sciences, College of Bioscience and Biotechnology, Chubu University, 1200 Matsumoto-cho, Kasugai, Aichi 487-8501, Japan
2. Faculty of Agriculture and Marine Science, Graduate School of Integrated Arts and Sciences, Kochi University, 200 Otsu, Monobe, Nankoku-shi, Kochi 783-8502, Japan
3. Kochi Prefectural Government, 1-2-20 Marunouchi, Kochi-shi, Kochi 780-8570, Japan
4. Department of Nutrition, University of Kochi, 2751-1 Ike, Kochi-shi, Kochi 781-8515, Japan
5. Sakata Nobuo Co., Ltd., 4-91-4 Tosayamadachotakaramachi, Kami-shi, Kochi 782-0034, Japan
6. Sakata Co., Ltd., 4-91-4 Tosayamadachotakaramachi, Kami-shi, Kochi 782-0034, Japan