Tokens in BNS and BNS

What role does BNS play in securing BNS?

BNS is the token used to prevent nothing-at-stake problem.

What are tokens on BNS?

BNS is the native token for BNS, and pegged tokens on BNS is called BNS20.

How to issue BNS20 tokens?

Please follow the guide here

Which wallets can I use to store BNS?

You can see the list here