On the other hand, the emergence of tanmaishu didn't necessarily mean the degradation of quality of fukumaishu (literally, sake with multiple varieties of rice), namely sake other than tanmaishu.
また単米酒の出現は、必ずしも複米酒（ふくまいしゅ）すなわち単米酒でない酒の品質を低めることを意味しない。