Computer software; computer software for databases;

Construction, management, and editing of information in computer databases using blockchain technology; management of data in computer databases using blockchain technology, and provision of information related thereto;

Provision of information, guidance, and advice on finance; electronic fund transfers provided via blockchain technology; electronic settlement of payments using blockchain technology-based authentication technology; settlement of payments in virtual currency using blockchain technology;

User authentication using blockchain technology; issuance of electronic certificates using blockchain technology; inspection, certification, and authentication as to whether the contents of electronic information on legal documents have been falsified using blockchain technology; design, creation, or maintenance of computer programs; lending of computers; provision of programs for computers;

Preparation of documents to be submitted to public offices and other documents related to proof of rights and obligations or facts; proof of the value of intellectual property rights such as copyrights and proof of the time of invention, devising, and creation etc. using blockchain technology; management and storage of wills using blockchain technology; management and storage of intellectual property rights such as copyright using blockchain technology;