How can I view カラカラカラカラeth's crypto portfolio?

You can view the full portfolio of カラカラカラカラeth (0x88e137bd3c1d8e94162b48034b221335f7ace9ff) on Zerion at https://app.zerion.io/0x88e137bd3c1d8e94162b48034b221335f7ace9ff/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.