Kose will launch its ONE BY KOSÉ brand on 16 January in Japan with just one product, Moisture Rice Power Hydration Boosting Serum. The brand earlier launched in the USA through QVC in January 2016 with a gel foundation that sold 5000 units with 10 minutes of the informercial's broadcast. The serum is free of artificial colours. It has a mildly acidic pH and a green floral scent. The official website is here.