ktk, Inc. engages in the provision of office supplies and solution services. It offers toners, ribbons, office automation equipment, stationery and office supplies, environmental products, and technology solutions. The company operates through Supply Business and Information Technology Solutions Business segments. The Supply Business segment sells recycled products, OA supplies, office related products such as stationery and office supplies, and office furniture. The Information Technology Solutions Business segment sells products that support the promotion of DX, including PCs and software, multifunction printers, and network-related products. The company was founded on June 29, 1971 and is headquartered in Nagoya, Japan.