Like Namecoin (supported by a separate currency) or Blockstore (uses the Bitcoin blockchain)? Even if you have a central organizer/bank, you are simply using t

Like Namecoin (supported by a separate currency) or Blockstore (uses the Bitcoin blockchain)? Even if you have a central organizer/bank, you are simply using their currency as the native token. You could use a native token which has external value _if_ you have the authority to issue that token (e.g. a fiat currency if a central bank decided to create their own blockchain), but that doesn't remove the need for the network to have a native token.