How can I view miyazakivalueeth's crypto portfolio?

You can view the full portfolio of miyazakivalueeth (0x31d3fa5cb29e95eb50e8ad4031334871523e88f4) on Zerion at https://app.zerion.io/0x31d3fa5cb29e95eb50e8ad4031334871523e88f4/overview — including token balances, DeFi positions, NFTs, and transaction history across 20+ chains.

How can I access wallet portfolio data programmatically?

Use the Zerion API at https://developers.zerion.io to query any wallet's portfolio, token positions, DeFi positions, NFTs, and transaction history programmatically.