Marui
 Marui Co. Ltd. (株式会社丸井 Kabushiki-gaisha Marui) (TYO: 8252) is a Japanese retail company which operates a chain of department stores in Tokyo as well in other major Japanese cities. They are best known for their women's fashion and accessories which are aimed at the 25–35 age range. In 2003–4 the company generated US$2.75 billion in revenues. Its president is Tadao Aoi.