1. Department of Animal Reproduction, Joint Faculty of Veterinary Medicine Yamaguchi University Yamaguchi Japan
2. Faculty of Veterinary Science Prince of Songkla University Songkhla Thailand
3. Institute for Extension of Agricultural Advanced Technology Ulaanbaatar Mongolia
4. Department of Medical Engineering, Faculty of Allied Sciences University of East Asia Yamaguchi Japan
5. Faculty of Bioscience and Bioindustry Tokushima University Tokushima Japan