
JPYSC avoids Japan's 1M yen transaction caps by using a trust bank structure. The move pressures peers to adopt similar wrappers.
SBI Group and Startale Group launched JPYSC, a yen stablecoin backed through a trust bank structure. The token is processed by SBI Shinsei Trust Bank and distributed via SBI VC Trade, the group's crypto exchange. JPYSC is classified as an electronic payment instrument under Japanese law, a designation that exempts it from the 1 million yen transaction and balance caps applied to fund-transfer-type stablecoins, the companies said.
The regulatory distinction matters for anyone building on yen-denominated stablecoins in Japan. Fund-transfer-style tokens, like those issued by some domestic fintech firms, must report every transaction over a certain value and maintain strict balance limits per user. JPYSC sidesteps those constraints by holding the reserve in a trust bank structure. The issuer, not the user, takes on the reporting burden.
That structural advantage could push other Japanese stablecoin projects to adopt a similar trust-bank wrapper. GMO, for example, operates GMO Coin and has explored yen-backed tokens. Mitsubishi UFJ Trust Bank has its own Progmat platform. Neither has yet launched a trust-licensed stablecoin that avoids the fund-transfer caps. JPYSC's debut pressures them to accelerate their timelines or risk ceding first-mover advantage in a market where institutional demand for compliant yen stablecoins is rising.
The readthrough also touches crypto exchanges that want to offer yen stablecoin pairs. For an exchange like bitFlyer or Coincheck, listing a trust-regulated token reduces compliance overhead compared to fund-transfer stablecoins, where each trade triggers individual transaction limits. The simpler regulatory path may make JPYSC the default yen pair for institutional crypto trading in Japan, narrowing the window for competing tokens.
SBI Shinsei Trust Bank's role is the key mechanism. The trust bank holds the yen reserve in a segregated account, issues the stablecoin, and bears the settlement risk. That structure satisfies Japan's Payments Services Act for electronic payment instruments, which requires full backing and a trust bank as intermediary. Startale provides the smart contract layer. The result is a stablecoin that can move freely onchain without triggering the user-level limits that fund-transfer tokens face.
JPYSC is now live. The companies have not disclosed the initial market cap or which exchanges beyond SBI VC Trade will list it. The broader crypto sector in Japan will watch how quickly other issuers follow the trust-bank template.
For more on the stablecoin market's growth dynamics, read our latest crypto market analysis.
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