Sankyo Seiko Co., Ltd. engages in the fashion, textile, and real estate businesses in Japan and internationally. The company provides nightwear, bedding products, and interior accessories; and ladies, men's, and junior apparel products, as well as supplies textiles and other materials. It is also involved in the real estate leasing business, including the rental of offices, shops, properties, and halls. In addition, the company engages in the brand licensing business. It offers its products under the DAKS and LEONARD brands. It also imports/exports its branded products. The company was founded in 1920 and is headquartered in Osaka, Japan.