The UAE Ministry of Environment and Climate Change said in a release that "several samples of the product with different production dates violated the rules".
Dubai Municipality also put out a statement on its social media channels which said: "The results of the laboratory tests indicated that there is high alcohol percentage which is more than the permissible limit according to the UAE and GCC specifications. As a result, a circular was issued by the Food Safety Department of Dubai Municipality to all ports of land, sea and air not to release the imported product from the Japan and to circulate to all food establishments to withdraw the product from the local market if needed urgently."
According to the company's website, it is during the fermentation process where the wheat starches are broken down to sugars and part of the sugar is changed into alcohol.
Shares in Kikkoman rose as much as 5.2% on in August after the company reported strong first quarter soy sauce sales had helped drive a year-on-year rise of 14.6% in operating profit, Financial Times reports.