TKC Corp. engages in the provision of information processing, software, and consulting services. It operates through the following segments: Accounting Firms, Local Government Units, and Printing. The Accounting Firms segment offers information processing, software and consulting services, and office equipment sales to accounting offices. The Local Government Units segment deals with information processing, software and consulting services, and office equipment sales to government offices. The Printing segment includes printing of computer and general business vouchers, data print-outs, and pamphlets. It also provides the Internet services by the name called TISC (TKC Internet Service Center) which includes Intranet, Internet, cloud computing, database, data storage, data backup, data security and downloaded services. The company was founded by Takeshi Iizuka on October 22, 1966 and is headquartered in Utsunomiya, Japan.