Matching Service Japan Co., Ltd. engages in employment placement business. It operates through the Personnel Introduction Business and Other Incidental Business divisions. The Personnel Introduction Business division handles recruitment services. The Other Incidental Business division includes temporary staffing, M&A intermediate service, accounting and law firms search site, J-ing, and operation of other recruitment sites such as KAIKEI FAN and LEGAL NET. The company was founded by Takahiro Arimoto in April 1990 and is headquartered in Tokyo, Japan.