1. Kinan Fruit Tree Science Branch, Mie Prefecture Agricultural Research Institute
2. Present Address: Department of Agriculture, Forestry and Fisheries, Mie Prefecture
3. Present Address: Retired
4. Kuchinotsu Citrus Research Station, Institute of Fruit Tree Science, National Agriculture and Food Research Organization (NARO)
5. Present Address: Institute of Fruit Tree and Tea Science, NARO
6. Institute of Fruit Tree Science, NARO
7. Present Address: Faculty of Agriculture, Tokyo University of Agriculture