1. Western Region Agricultural Research Center, National Agriculture and Food Research Organization
2. Graduate School of Bioresource and Bioenvironmental Sciences, Kyushu University
3. Southern Region Horticultural Research Section, Iwate Agricultural Research Center
4. Riastarfarm Co., Ltd.
5. Iwate Prefecture
6. Iwate Agricultural Junior College
7. Kiraku Souken Co., Ltd.
8. Faculty of Agriculture, Kyushu University