ktk Inc. manufactures and sells reused products and consumables for office equipment in Japan. It operates through the Supply Business and IT Solutions Business segments. Its offerings include repack toners, ribbons, inks, gels, stationery, office supplies and furniture, office automation equipment, copy papers, printers, printed materials, toner/ink cartridges, PCs and mobile devices, disaster prevention supplies, environmental hygiene products, multifunction devices, and office purchasing systems. The company also provides IT solutions such as printing and paperless systems, network construction and Wi-Fi environments, cyber and email security, and digital communication and workplace design tools. It serves government agencies, financial institutions, agricultural cooperatives, and other general companies, selling through mail orders, online, and catalogs. ktk Inc. was incorporated in 1971 and is headquartered in Nagoya, Japan.