| In 1985, the Yamagata Prefectural Agricultural Experiment Station cross-fertilized Miyama nishiki/Hanafubuki (Ao-kei sake No. 97) and selected 'Yamagata sake No. 49' from its later generations, named it 'Dewa sansan' and developed it. |
1985年に山形県立農業試験場にて美山錦/華吹雪（青系酒97号）を交配、その後代から「山形酒49号」を選抜し、「出羽燦々」と命名して育成に転じた。 |