Circle K Sunkus (サークルKサンクス, Sākuru K Sankusu) is a chain of company-operated and franchised convenience stores in Japan. The company is a division of UNY Co., Ltd., which licensed the Circle K name from Alimentation Couche-Tard, a Canadian convenience store company that owns the Circle K brand.The typical Japanese convenience store goods such as magazines, manga, soft drinks, contraceptives, onigiri, and bento are available.