Japan Investment Adviser Co., Ltd. operates as a holding company which engages in the provision of financial solutions and media-related services. It operates through the following segments: Financial Solutions, Media Business, and Others. The Financial Solutions segment handles operating lease, environment energy, and Parts Out and Conversion businesses. The Media Business segment deals with newspaper, publishing, and advertising businesses. The Others segment includes the M&A advisory, insurance, and private equity businesses. The company was founded by Naoto Shiraiwa in September 2006 and is headquartered in Tokyo, Japan.