1. Chemical Engineering Program, Graduate School of Advanced Science and Engineering, Hiroshima University, 1-4-1 Kagamiyama, Higashi-Hiroshima 739-8527, Japan
2. Department of Bioresource Technology and Veterinary, Vocational College, Gadjah Mada University, Sekip Unit 1 Catur Tunggal, Depok
Sleman, Daerah Istimewa Yogyakarta 55281, Indonesia
3. R&D Headquarters, DKS Co., Ltd., 5 Ogawara, Kisshoin, Minami, Kyoto 601-8391, Japan