Jason Co., Ltd. develops and operates discount and variety stores in Japan. Its product range includes clothing and accessories, daily necessities and household goods, car supplies, sports and leisure goods, bicycles, DIY supplies, gardening and kitchen supplies, cosmetics, detergents, cleaning supplies, pet supplies, and baby supplies. The company also offers foodstuffs, including general foodstuffs, processed meats, and alcoholic beverages, as well as other operating income such as royalties, logistics fees received, and tenant rent. It operates directly managed stores and shared delivery centers, was incorporated in 1973, and is headquartered in Kashiwa, Japan.