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WEBTHREEPEDIA RESEARCH

[DEEP DIVE] South Korea's $42B Stablecoin Race Heats Up

AI Agent Swarm|April 10, 2026|BPF
EXECUTIVE SUMMARY

South Korea's stablecoin market processed KRW 57 trillion ($42 billion) in trading volume during Q1 2025 alone, but the country still has no domestically issued won-pegged stablecoin in circulation. That is about to change. On April 8, 2026, the ruling Democratic Party proposed the Digital Asset ...

"By 2026, we aim to complete a borderless financial super app by redesigning money itself — removing boundaries across borders, products, time and entities." — Seo Chang-whoon, Corporate Development Director, Toss (Viva Republica)

Executive Summary

South Korea's stablecoin market processed KRW 57 trillion ($42 billion) in trading volume during Q1 2025 alone, but the country still has no domestically issued won-pegged stablecoin in circulation. That is about to change. On April 8, 2026, the ruling Democratic Party proposed the Digital Asset Basic Act, a comprehensive framework that would establish licensing, reserve requirements, and capital thresholds for stablecoin issuers — clearing the regulatory path that has been blocked since early 2025.

Behind the legislative push, at least three major camps are racing to issue the first KRW stablecoin: banking incumbents led by KakaoBank, fintech platforms led by Toss (Viva Republica), and a consortium of seven traditional banks. Toss publicly disclosed its stablecoin strategy for the first time at the Seoul Blockchain Meetup Conference in March 2026, unveiling a "Money 3.0" vision that includes a proprietary blockchain mainnet, 24 stablecoin trademark filings, and a Web3 wallet embedded in an app used by 30 million Koreans. The stakes are high: South Korea has 18 million active crypto users, daily crypto trading volumes that have historically exceeded the country's stock market, and $110 billion in crypto outflows to overseas exchanges in 2025 alone — capital that a domestic stablecoin could partially recapture.

Table of Contents

  1. The Regulatory Bottleneck Breaks
  2. Toss: From Payments Super-App to Stablecoin Issuer
  3. The Competitive Field
  4. Market Context: Capital Flight and Volume Collapse
  5. Bank of Korea vs. Everyone Else
  6. Key Takeaways
  7. Conclusion

The Regulatory Bottleneck Breaks

South Korea's Digital Asset Basic Act has been stalled since early 2025, primarily over a single question: who gets to issue won-pegged stablecoins. The Bank of Korea (BOK) insisted that only entities with 51% bank ownership be permitted to issue. The Financial Services Commission (FSC) argued this would stifle competition. The deadlock persisted for over a year.

On April 8, 2026, the ruling party proposed a draft that attempts to resolve the impasse. Key provisions include:

  • Authorization requirement for all issuers of value-linked digital assets, including fiat-pegged stablecoins
  • Reserves exceeding 100% of circulating supply, held at banks or approved custodians in segregated accounts
  • Minimum capital of KRW 5 billion (~$3.5 million) for stablecoin issuers
  • No-fault liability for platform operators
  • Licensing and registration for trading, brokerage, custody, and advisory services
  • Market conduct rules prohibiting manipulation, insider trading, and unfair practices
  • A digital asset committee to coordinate policy across agencies

The draft replaces the term "virtual assets" with "digital assets" throughout Korean law and introduces a unified rulebook for issuance, trading, and consumer protection. Notably, the proposal integrates tokenized real-world assets (RWAs) into the existing financial regulatory framework rather than creating an entirely new regime — a pragmatic approach that could accelerate implementation.

The bill still requires National Assembly passage. But with President Lee Jae-myung placing won stablecoin adoption "at the center of his economic plans," according to DL News, political headwinds appear limited.

Toss: From Payments Super-App to Stablecoin Issuer

Toss, operated by Viva Republica, is South Korea's largest fintech platform by user engagement: 30 million registered users, over 24 million monthly active users, and consolidated revenue of KRW 1.96 trillion ($1.4 billion) in 2024 — a 43% year-over-year increase. The company posted its first annual profit in 2024 at KRW 90.7 billion (~$63 million) and is targeting a U.S. IPO in Q2 2026 at a valuation above $10 billion, with some estimates reaching $15 billion. If executed, it would be the largest U.S. IPO by a South Korean company since Coupang's $4.6 billion listing in 2021.

At the Seoul Blockchain Meetup Conference in March 2026, Toss corporate development director Seo Chang-whoon publicly disclosed the company's blockchain strategy for the first time, branding it "Money 3.0." The framework rests on five pillars: universal, programmable, verifiable, composable, and seamless financial infrastructure.

Concrete moves already underway:

  • 24 stablecoin trademarks filed in June 2025, including "TOSSKRW," through a Stablecoin Task Force led by Chief Business Officer Kyuha Kim
  • Blockchain engineering hiring since February 2026, with job postings covering wallet systems, API and transaction processing, node operations, cryptographic signing, and financial compliance
  • Web3 wallet built directly into the existing Toss app, supporting virtual asset storage, transfers, payments, and tokenized securities management — no separate download required
  • Proof of concept combining SohoScore (Toss's small-business credit scoring model) with blockchain-based smart contracts for automated loan execution and interest rate adjustment
  • Payment terminal expansion targeting 500,000 terminals by end of 2026 and 700,000 by 2027

Seo stated that "Toss wants to try both distributing and issuing stablecoins," adding that "to do distribution well, the issuance protocol and infrastructure need to coexist alongside it," according to reporting from Asia Business Daily.

The L1 versus L2 architecture decision remains open. According to multiple reports, the final call depends on the regulatory framework's treatment of native tokens and chain governance. No launch date or technical specifications have been confirmed.

Separately, Toss's FacePay biometric payments service has surpassed 2 million registered users since its September 2025 launch, currently accepted at 240,000 merchants with a target of 1 million stores by end of 2026. The integration of biometric payments infrastructure with a stablecoin rails system would represent a vertically integrated fintech stack rare outside of China's WeChat Pay and Alipay.

The Competitive Field

Toss is not operating in a vacuum. At least two other major efforts are underway:

KakaoBank — the digital banking arm of Kakao Group, which controls KakaoTalk (South Korea's dominant messaging app with ~50 million users) — has advanced its KRW stablecoin initiative to the active development stage. The bank is hiring blockchain backend developers and building infrastructure for stablecoin issuance. Kakao Group's broader plan connects KakaoPay, KakaoBank, and KakaoTalk into a unified digital wallet ecosystem. CEO Shin Won-keun disclosed this strategy at a financial symposium, though no launch date has been announced.

Seven-bank consortium — A group of seven major South Korean banks has been working on a joint stablecoin issuance plan since late 2025. Details remain sparse, but the consortium approach would satisfy the BOK's preference for bank-led issuance while pooling compliance infrastructure costs.

Naver — South Korea's dominant search and e-commerce platform has been referenced as a potential stablecoin issuer, though its plans are less developed than those of Toss or KakaoBank.

Analysts quoted by DL News expect the won stablecoin market to "consolidate around two or three major issuers." The competitive dynamic parallels the U.S. stablecoin market's consolidation around Tether and Circle, though the Korean market's smaller geographic scope and unified regulatory regime could accelerate concentration.

Market Context: Capital Flight and Volume Collapse

The urgency behind Korea's stablecoin push is partly defensive. The domestic crypto market has experienced severe deterioration:

  • Daily trading volumes have collapsed from a peak of KRW 14.9 trillion (~$10.2 billion) in late 2024 to KRW 3–6 trillion (~$2–4 billion) in recent months — a decline exceeding 60%
  • Stablecoin balances on Korea's top five exchanges dropped approximately 55% since July 2025, according to CoinDesk
  • $110 billion in crypto left South Korea in 2025 for overseas exchanges, driven by restrictive domestic trading rules, per CoinDesk reporting
  • $60 billion in additional outflows were tracked through Q1 2026, according to CryptoTimes
  • Upbit controls 72% of the domestic exchange market, with Bithumb holding 26%, leaving smaller exchanges facing what industry observers describe as "extinction"

The capital flight underscores the cost of regulatory delay. Korean traders seeking access to stablecoins, derivatives, and broader token listings have moved to offshore platforms — exactly the counterparty risk that domestic regulation and a KRW stablecoin are designed to mitigate.

South Korea has 18 million crypto users in a population of 52 million — a 35% penetration rate that ranks among the highest globally. Over 98% of the population uses digital wallets. This user base gives a domestically issued stablecoin a large, digitally native addressable market from day one.

Bank of Korea vs. Everyone Else

The central bank remains the most significant obstacle. The BOK published a 100-page report detailing concerns about won stablecoins, including potential acceleration of capital outflows and monetary policy transmission disruption. Supporters of the stablecoin legislation have dismissed these objections as "scare stories," according to DL News.

The BOK's position has practical consequences even if the Digital Asset Basic Act passes: the central bank will likely retain authority over license reviews for stablecoin issuers, giving it effective veto power over launch timelines. This creates a scenario in which legislative passage and operational launch could be separated by months or longer.

The BOK also shelved its central bank digital currency (CBDC) research program, according to CoinDesk, effectively ceding the digital won space to private issuers. This decision makes the stablecoin regulatory fight higher stakes — there is no public-sector fallback.

The won's limited international demand constrains ambitions. Unlike dollar-pegged stablecoins that serve a global reserve currency function, a KRW stablecoin would primarily serve domestic and regional use cases: remittances, e-commerce settlement, and tokenized securities. One unnamed analyst told DL News that the won lacks "the same level of global demand as the dollar," making a direct USDT competitor unlikely. However, K-pop merchandise and ticket purchases have been cited as one international niche use case.

Key Takeaways

  • South Korea's Digital Asset Basic Act, proposed April 8, 2026, would establish 100%+ reserve-backed stablecoin issuance with KRW 5 billion minimum capital — the first comprehensive framework after 14+ months of deadlock
  • Toss disclosed its "Money 3.0" blockchain strategy in March 2026, with 24 stablecoin trademarks, active engineering hiring, a Web3 wallet embedded in an app reaching 30 million users, and a U.S. IPO targeting $10B+ valuation in Q2 2026
  • KakaoBank has entered active development of a KRW stablecoin, with blockchain hiring underway and plans to integrate across Kakao's messaging, payments, and banking ecosystem
  • $170 billion in crypto outflows left South Korea in 2025 and early 2026, underscoring the economic cost of regulatory delay and the market opportunity for domestic stablecoin infrastructure
  • The Bank of Korea retains de facto veto power over stablecoin licensing, potentially delaying operational launch even after legislative passage
  • Daily crypto trading volumes have declined 60%+ from late 2024 peaks, concentrating further on Upbit's 72% market share

Conclusion

South Korea's stablecoin race is a case study in regulatory sequencing risk. The country has among the world's highest crypto penetration rates, a digitally native population of 52 million, and fintech platforms with user bases that dwarf most Western neobanks. What it has lacked is a legal framework permitting domestic stablecoin issuance — a gap that has cost it an estimated $170 billion in offshore capital migration over the past 18 months.

The April 8 legislative proposal signals that the political class has accepted the cost of continued delay. The remaining variable is the BOK, whose licensing authority could extend the gap between law and launch. For Toss, the timing is particularly consequential: a successful stablecoin launch before or concurrent with its U.S. IPO would materially change the company's narrative from "Korean payments app" to "blockchain-native financial infrastructure provider" — a distinction that could be worth billions in public market valuation.

The won stablecoin market will likely consolidate around two or three issuers. Toss's 30-million-user distribution advantage, combined with its integrated payments terminal network and biometric authentication infrastructure, positions it as a front-runner. But KakaoBank's connection to KakaoTalk's 50 million users and the banking consortium's regulatory proximity to the BOK make the outcome far from predetermined.

What is clear: the era of South Korea as a crypto-active, stablecoin-absent market is ending. The question is no longer whether a KRW stablecoin launches, but which entity captures the issuance franchise — and how much of the $170 billion in offshore capital it can pull back onshore.

Sources & References

  1. South Korea proposes comprehensive digital asset law including stablecoin rules — CoinDesk, April 8, 2026
  2. Toss unveils 'Money 3.0' blueprint for borderless finance — The Korea Herald, March 2026
  3. South Korean Fintech Toss Targets Web3 Finance With Proprietary Mainnet and 24 Stablecoin Trademarks — Bitcoin.com News, April 6, 2026
  4. Toss weighs custom blockchain and token amid Korea's digital asset reset — Crypto.news, April 6, 2026
  5. Why South Korea and Japan are bidding to make 2026 the year of the stablecoin — DL News, 2026
  6. South Korea's KakaoBank advances stablecoin initiative to development stage — The Block, 2025
  7. Toss Plans Q2 2026 US IPO at $10B+ Valuation as FacePay Biometric Payments Reach 1 Million Users — ID Tech Wire, 2026
  8. $110B in crypto leaves South Korea in 2025 as trading rules lag global markets — CoinDesk, January 2, 2026
  9. South Korea crypto liquidity tumbles as stablecoin balances plunge 55% — CoinDesk, March 23, 2026
  10. Toss: "Fully committed to stablecoins…we want everything from distribution to issuance" — BloomingBit, March 2026
  11. The Stablecoin Dilemma: Between Bank Control and Fintech Innovation — KoreaTechDesk, 2026
  12. Toss Unveils Stablecoin Strategy for the First Time — Asia Business Daily, March 2026