CoinDesk
SBI Holdings is steering its blockchain initiative onto Solana for stablecoin issuance, tokenized real-world asset distribution, and emerging AI-agent payment rails. The unit, renamed SBI Solana Global from its former identity as SBI R3 Japan, now counts the Solana Foundation, the Zug-based organization that oversees the layer-1 network, as a direct shareholder, joining existing backer Sumitomo Mitsui Financial Group.
The venture's mandate is to bridge Japan's domestic market to global liquidity through the network, building Japan-originated digital assets that can circulate across borders. SBI Holdings framed the goal as establishing the country as a core hub for onchain finance in Asia.
Why it matters
The move marks a wholesale repudiation of the venture's earlier Corda-based architecture. Corda, the permissioned blockchain developed by R3, was built for tightly controlled interbank workflows; Solana is a public, high-throughput layer-1. Choosing it for tokenization and stablecoin settlement signals that SBI now views open-chain liquidity as the more compelling distribution surface for institutional product than a closed consortium chain. The Solana Foundation's direct seat at the table, rather than a purely arm's-length partnership, is unusually close alignment between a Western layer-1 and a Japanese financial group.
The financial weight is notable. SBI Holdings already runs one of Japan's largest asset management footprints, owns a stake in Ripple, and last month agreed to acquire Japanese crypto exchange Bitbank for roughly $289 million. Sumitomo Mitsui Financial Group, one of Japan's three megabanks, sits alongside as a shareholder. The combination gives the venture immediate domestic distribution credibility for both yen-denominated stablecoins and tokenized funds.
Market impact
For Solana, the headline is the validation: a tier-one Japanese institutional stack is publicly picking SOL over rival layer-1s and over its own legacy R3 architecture for the RWA and stablecoin use case.
Frequently asked questions
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What is SBI Solana Global?
It is a blockchain joint venture led by SBI Holdings, formerly known as SBI R3 Japan. It is being repositioned onto Solana to issue stablecoins and distribute tokenized real-world assets, with the Solana Foundation and Sumitomo Mitsui Financial Group now among its shareholders.
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Why is SBI Holdings moving away from Corda?
Corda, the permissioned R3 blockchain, was built for tightly controlled interbank workflows. SBI's stated shift to Solana, a public, high-throughput layer-1, suggests the group now sees open-chain liquidity as the more compelling distribution surface for stablecoins and tokenized RWAs than a closed consortium chain.
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Which major Japanese institutions are involved?
SBI Holdings is the lead partner. Sumitomo Mitsui Financial Group, one of Japan's three megabanks, holds a shareholder position, alongside the Solana Foundation. SBI also agreed last month to acquire Japanese crypto exchange Bitbank for about $289 million.
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What products will the venture launch?
SBI lists three functions for the venture: supporting the issuance and distribution of stablecoins, supporting the structuring and distribution of tokenized real-world assets, and developing payment infrastructure for AI agents.
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What should investors watch next?
Watch for yen-pegged stablecoin issuance announcements on the venture's rails and any tokenized securities products from SBI's asset management arm, which will indicate whether the partnership is producing real onchain volume or remains at the announcement stage.
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