The Generational Upgrade of the Financial OS — 15 Years On, the Economy Itself Migrates onto the New Ledger

1. A "Financial OS" Built Over 15 Years

Seventeen years after the birth of Bitcoin and ten years after Ethereum, blockchains have finally satisfied the three core requirements of financial infrastructure — fault tolerance, tamper resistance, and deterministic settlement — simultaneously, on a decentralized network. All participants can trust a single shared ledger and use it to issue, custody, transfer, and settle value end-to-end. This is properly described as a "financial OS" that fuses the functions of banking core systems, payment networks, and central securities depositories into a single neutral public utility. Crucially, no single corporation owns it; all participants access it on equal terms.

2. The Migration Is Visible in the Data

As of May 2026, total stablecoin supply exceeded USD 320 billion, with full-year 2025 transfer volume reaching USD 33 trillion — up 72% year-over-year. Visa's stablecoin settlement annualized run rate climbed to USD 4.5 billion as of January 2026, indicating that the payments layer has moved decisively into a "migration" phase. On the asset side, tokenized U.S. Treasuries surpassed USD 15 billion by late April 2026, with Circle's USYC at USD 2.9 billion and BlackRock's BUIDL at approximately USD 2.58 billion. The total on-chain RWA market expanded roughly 300% year-over-year to approximately USD 27.6 billion. Both core components of finance — payment money and safe-haven assets — are already operating on-chain.

3. Regulatory Endorsement and TradFi's Full Entry

The U.S. enacted the GENIUS Act on July 18, 2025, requiring stablecoin issuers to maintain 1:1 reserves limited to U.S. Treasuries and similar high-quality liquid assets — establishing the first comprehensive federal framework. The EU's MiCA also entered full operational effect in 2026, dissolving regulatory uncertainty on both sides of the Atlantic simultaneously. JPMorgan's Kinexys platform now processes over USD 2 billion in daily tokenized repo activity, while Goldman Sachs and BNY Mellon have advanced tokenized money-market fund initiatives. The era of treating the new OS as an "experiment" has ended; it is now strategic infrastructure for global financial institutions.

4. The Essence of On-Chain Migration — Old OS to New OS

DeFi total value locked stands at approximately USD 100–140 billion in early 2026, with credit intermediation functions — lending, liquidity provision, and risk transfer — already implemented on smart contracts. Payments (stablecoins), safe-haven assets (tokenized Treasuries), and credit intermediation (DeFi) — every core function of the legacy financial OS now runs on the new OS. On-chain migration is not the introduction of a new "crypto" category; it is the wholesale relocation of economic activity onto a new platform. Fink's "1996 internet" analogy is consistent with the projection that this migration will accelerate exponentially over the next 10 to 15 years.

[Business Development Insights]

1. Plant Your Flag in the "Gravity Wells" of Liquidity Early: Stablecoin supply is heavily concentrated, with Ethereum and Tron together holding roughly 90% of total supply. Liquidity in the new OS does not distribute evenly. Rather than diversifying across many chains as a hedge, the rational strategy is to embed deeply in the largest reservoir first and capture network effects. Japanese firms entering with yen-denominated stablecoins or domestic asset tokenization should design from the question of how to connect to global liquidity rather than starting in isolation.
2. Regulatory Compliance Has Become a Source of Competitive Differentiation: Under the GENIUS Act and MiCA, reserve transparency, KYC, and licensing now function as the minimum entry ticket — businesses lacking them are effectively excluded from U.S. and EU markets. Conversely, compliance capability itself has become a trust signal to customers, particularly institutional ones, and a genuine source of competitive advantage. Japan's relatively early stance on stablecoin regulation can be leveraged as a global credibility asset.
3. A New Asset Class: "Working Cash" with Embedded Yield: Tokenized U.S. Treasuries deliver 4–6% yield while remaining usable as 24/7 settlement, collateral, and liquidity. For CFOs and treasurers, this fundamentally rewrites the menu of cash management options. Corporate treasury teams, payment platforms, and fintechs should now treat the question of how to integrate this "working cash" on the new OS into their operating cash cycle as a board-level strategic agenda item, beginning this fiscal year.

[Sources]

• DefiLlama, Stablecoin Market Cap Dashboard, May 2026
• KuCoin Research, "Stablecoin Liquidity Hits $320.6B Milestone in May 2026"
• Stablecoin Insider, "50 Stablecoin Statistics That Matter in 2026" (January 2026)
• RWA.xyz, Tokenized Treasury Market Data, as of April 29, 2026
• Crypto Times, "Circle vs BlackRock: $15B Tokenized Treasury Market Enters New Phase" (May 2, 2026)
• BlackRock, "Larry Fink's 2026 Annual Chairman's Letter to Investors" (March 23, 2026)
• The White House, "Fact Sheet: President Donald J. Trump Signs GENIUS Act into Law" (July 18, 2025)
• Mayer Brown, "GENIUS Act Signed into Law" (July 2025)
• CoinDesk, "BlackRock is betting billions that tokenized funds will do for Wall Street what the internet did to mail" (March 23, 2026)
• CoinLaw, "Decentralized Finance Market Statistics 2026"
• The Block, Total Value Locked Dashboard, Early 2026