Vector, Inc. engages in the operation, sale, and marketing of online games. It operates through the following segments: Online Games, Software Sales, Website Advertisement. The Online Games segment handles the marketing and operations of online games. The PC Software Sales segment deals with the sale of downloadable software such as the sale of commercial software and sharewares, as well as software package hardware. The Website Advertisement segment provides banners and mail magazine advertising spaces. The company was founded on February 3, 1989 and is headquartered in Tokyo, Japan.