financial transaction services of non-fungible tokens (NFT) based on blockchain; virtual money exchange services featuring non-fungible tokens (NFT) based on blockchain; digital financial wealth management services in the nature of non-fungible tokens (NFT) based on blockchain; digital issuance of tokens of value about ownership and license of digital content based on online blockchain; issue and redemption of tokens of value; on-line brokerage for trading and transactions relating to currenc...