# Decentralized Infrastructure Offering (DIO)

- [Guardian Node ライセンス](https://docs.mawari.net/mawari-network-docs-japanese/decentralized-infrastructure-offering-dio/guardian-node-raisensu.md)
- [Purchasing the Guardian Node License](https://docs.mawari.net/mawari-network-docs-japanese/decentralized-infrastructure-offering-dio/purchasing-the-guardian-node-license.md): To participate in the Mawari Network as a Guardian Node operator, you’ll need to acquire a license using USDT or USDC on the Arbitrum network.
- [How to Get a Wallet – How to Set Up MetaMask (Web3 Wallet) in a Browser](https://docs.mawari.net/mawari-network-docs-japanese/decentralized-infrastructure-offering-dio/how-to-get-a-wallet-how-to-set-up-metamask-web3-wallet-in-a-browser.md)
- [Members Portal - Wallet Connection guide](https://docs.mawari.net/mawari-network-docs-japanese/decentralized-infrastructure-offering-dio/members-portal-wallet-connection-guide.md): Follow the instructions for your scenario below. Browser and device compatibility varies - using the recommended options ensures the smoothest experience.
- [Mawari Network TestNet - Setting up and running the Guardian Node application](https://docs.mawari.net/mawari-network-docs-japanese/decentralized-infrastructure-offering-dio/operating-the-guardian-node-testnet.md)
- [Delegating to a Mawari Official NaaS provider \[TestNet\]](https://docs.mawari.net/mawari-network-docs-japanese/decentralized-infrastructure-offering-dio/delegating-to-a-mawari-official-naas-provider-testnet.md)
- [DIO Extended FAQ](https://docs.mawari.net/mawari-network-docs-japanese/decentralized-infrastructure-offering-dio/dio-extended-faq.md)
- [Access nodes.mawari.net via mobile](https://docs.mawari.net/mawari-network-docs-japanese/decentralized-infrastructure-offering-dio/mobile.md)


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