Yeast strains having high productivity of alcohol from traditionally fermented soybean products and uses thereof

摘要

The present invention relates to a strain of Torulaspora delbrueckii JBCC 623 and a strain of Pichia guilliermondii JBCC 848 having an alcohol resistance ability, a culture of the strain or a concentrate of the culture of the strain A composition for improving alcohol-containing composition or a composition for improving the preservation of a low-boiled soybean as an active ingredient, and a step of adding fermentation to the koji by adding the strain, the culture of the strain or a concentrate of the culture medium of the strain to the koji, To a method for improving the preservability of low-boiled sweet potatoes.