Uniqlo Co., Ltd. (Kabushiki-gaisha yunikuro) is a Japanese company specializing in casual clothing product planning, production and distribution. The company opened a casual clothing retail store under the brand Uniqlo. Uniqlo's head office is in Sayama, Yamaguchi City, Yamaguchi Prefecture. However, the head office function is held by the Tokyo Office at Midtown Tower, Akasaka, Minato, Tokyo. Uniqlo Co., Ltd. is a subsidiary of Fast Retailing.