IR Japan Holdings, Ltd., through its subsidiary, IR Japan, Inc., provides investor relation (IR) and shareholder relation (SR) consulting services to publicly listed companies in Japan. It offers equity consulting services, including shareholder identification surveys, voting simulations, activist risk analysis, hostile takeover risk analysis, corporate value enhancement advisory, strategic review, balance sheet simulation, corporate governance consulting, ESG consulting, and stock transfer agency business services. The company also provides investment banking services, such as FA services on M&A execution, FA/PA services on contests for corporate control/TOB, FA/PA services on proxy contests/TOB, FA/PA services on responses to activist situations, FA services on acquisitions/integration/buy-outs, and MBO advisory/LBO advisory services. IR Japan Holdings, Ltd. was founded in 1984 and is headquartered in Tokyo, Japan.