On December 5, beverage company Muhak officially announced that Na-Eun has been selected the new model for their soju. A rep from Muhak stated, "We selected Na-Eun as the model because 'Good Day's soft, pure, and fresh image matches with the various charms Na-Eun endures."

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You can check out the first set of ads with the idol star in the cuts below. Stay tuned for more 'Good Day' CFs with Na-Eun!