1. NARO Western Region Agricultural Research Center
2. NARO Institute of Crop Science
3. Graduate School of Science, Hiroshima University
4. Present address: Fruit Tree Research Center, Ehime Research Institute of Agriculture, Forestry and Fisheries
5. Present address: Obihiro University of Agriculture and Veterinary Medicine
6. Hyogo Prefectural Technology Center for Agriculture, Forestry and Fisheries
7. Present address: Graduate School of Life and Environmental Sciences, Kyoto Prefectural University
8. NARO Tohoku Agricultural Research Center
9. Present address: NARO Kyushu Okinawa Agricultural Research Center