This is a method of managing cryptographic assets by yourself using hardware (smartphone, computer, hard disk, USB, etc.) or software (Metamask, Bitcoin Core, etc.) without using a cryptographic asset exchange company.
Generally, this is a method in which the customer, the owner of the cryptographic assets, directly manages the private key, and is characterized by the ability to directly control the transfer of cryptographic assets.
Please contact the service provider for specific information on how to use this service.