Hikari Holdings Co., Ltd. engages in the sale and processing of tile and stone products. It operates through the following business segments: Tile and Stone Processing and Sales, Architectural and Building Materials, Telecommunications Construction, Civil Engineering, and Comprehensive Renovation Business. The Tile and Stone Processing and Sales segment processing and sales of interior and exterior materials, primarily tile and stone. The Architectural and Building Materials Business segment installation of interior and exterior finishes and exterior works import and sales of related products; architectural photography. The Telecommunications Construction Business segment contracting, planning, design, and supervision of electrical and information and telecommunications construction work. The Civil Engineering Business segment civil engineering projects, primarily public works such as sewage system construction and road improvement. The Comprehensive Renovation Business segment comprehensive renovation work, tile renovation, ultra-high-pressure cleaning, and specialized injection work. The company was founded on September 2015 and is headquartered in Gifu, Japan.