MathWallet5 has supported KCC (Kucoin Chain). Follow guide below and start using KCC (Kucoin Chain):
First, install the MathWallet5 version from https://mathwallet.org
On the chain list click + button at bottom, and open KCC
Then, on the chain list find the KCC network and add a new wallet (you can import existing wallets from other chain as well)
Then you will able to receive and send tokens on KCC
You can search and add assets to your wallet as well
For more dapps on KCC, click: