| CPC A21D 10/002 (2013.01) [A21D 2/181 (2013.01); A21D 8/042 (2013.01); A21D 8/047 (2013.01); A21D 8/06 (2013.01); A21D 13/047 (2017.01); C12N 1/18 (2013.01); C12R 2001/69 (2021.05)] | 6 Claims |

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1. A method of preparing a saccharified rice solution comprising adding Aspergillus oryzae koji, Aspergillus kawachii koji and lees to a rice flour or rice, and conducting hydrolysis,
wherein the Aspergillus oryzae koji and the Aspergillus kawachii koji are in a weight ratio of 2.5-3.5:6.5-7.5.
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