1. Laboratory of Animal Breeding and GeneticsGraduate School of Agricultural ScienceKobe University Kobe Japan
2. Northern Center of Agricultural TechnologyGeneral Technological Center of Hyogo Prefecture for Agriculture, Forest and Fishery Asago Japan
3. Hyogo Prefectural Technology Center for Agriculture, Forestry and Fisheries Kasai Japan
4. Division of Animal Breeding and Reproduction ResearchInstitute of Livestock and Grassland ScienceNational Agriculture and Food Research Organization Tsukuba Japan
5. Food Resources Education & Research CenterKobe University Kasai Japan