Interworks, Inc. engages in the operation of job sites that specializes in specific industries and occupations. It operates through the following business segments: Media & Solutions, Personnel Introduction, and Recruitment Support. The Media & Solutions segment sells solution products for website design intended for human resources and advertising sales media companies. The Personnel Introduction segment handles fee-based employment introduction. The Recruitment Support segment provides outsourcing services to recruiting companies for mid-career recruitment, part time jobs and employee placement services. The company was founded on March 15, 1991 and is headquartered in Tokyo, Japan.