A token engineered to trace a single forex moved 4 instances its meant worth in about an hour. That hole between design and worth is now forcing South Korea high monetary regulator to confront a query it has prevented for years on crypto markets.
JPYC, a stablecoin designed to trace the Japanese yen, started buying and selling on Upbit on September 17. The market opened at 12 Korean received per token and climbed to a excessive of 37.6 received an hour later, or greater than 4 instances its estimated yen-linked market worth.
JUST IN: South Korea weighs adjustments to market maker guidelines after JPYC trades at 4x peg on Upbit this month. If reform proceeds, it might reshape liquidity dynamics for regional crypto markets. $KRW? $JPY? pic.twitter.com/Dlv0JaeHzb
— Bpay Information (@bpaynews) September 28, 2026
That isn’t how a stablecoin is meant to behave. The entire premise of the asset class is that the worth tracks a reference worth tightly sufficient that merchants don’t want to consider it. Why the spike? The transfer to restricted liquidity on Upbit relatively than any change in JPYC’s underlying yen backing.
A reference peg is a promise about redemption worth, not a assure that each trade order e book will worth the token accurately at each second. When there isn’t sufficient resting liquidity on both aspect of the e book, a handful of aggressive purchase orders can push the traded worth removed from the place arbitrage would usually pull it again.
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The Coverage Downside and The Worth Spike
South Korea Monetary Providers Fee is now reviewing whether or not to introduce a proper market-making system for crypto in response to the episode. Yoo Younger-joon, director of digital finance coverage on the FSC, mentioned the company would study the difficulty at a convention in Seoul.
“We can even evaluate the necessity to introduce techniques akin to market-making actions to extend the effectivity and stability of the digital asset panorama,” Yoo mentioned. He added that criticism had emerged over person losses tied to the post-listing worth surge, and that “calls for for self-discipline on this space are increasing.”
The regulatory bind is structural. South Korea’s Digital Asset Person Safety Act presently incorporates no exemption for market-making from its market-manipulation provisions, which successfully blocks corporations from offering steady two-sided liquidity the way in which automated market makers do on different venues. Yoo’s feedback recommend the FSC could also be reconsidering that stance.
SOUTH KOREA EYES SHIFT
South Korea considers lifting crypto market-making ban to spice up market liquidity and stability. pic.twitter.com/GfvDAfSPq2— cryptothedoggy (@cryptothedoggy) September 28, 2026
This isn’t a brand new debate. A 2024 peer-reviewed paper in Seoul Regulation Overview, authored by KB Securities researcher Lee Min Jung, argued that regulators had beforehand disallowed crypto market-making over manipulation considerations, however recommended a carve-out could possibly be thought-about as soon as the market matured.
Individually, a paper by Yoonyoung Choi on the Korbit Analysis Heart argued that the absence of a proper market-maker system had produced critical liquidity issues in Korea’s home crypto market, citing the persistent Kimchi premium as proof of structural inefficiency.
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What a South Korea Crypto Market-Making Regime Would Clear up?
It’s value being exact about what’s really on the desk. The FSC is contemplating whether or not to introduce market-making, not saying an accredited exemption, a timetable, or a pilot program.
A regulated market-making framework might plausibly tighten spreads and scale back the form of order-book vacuum that allow JPYC print at 4 instances its anticipated worth. What it could not do is assure that any stablecoin at all times trades at its reference worth, and liquidity provision improves worth effectivity.

The present regulation nonetheless requires exchanges to keep up surveillance for suspicious transactions and to report them to the Monetary Supervisory Service, with the FSC empowered to research and sanction unfair buying and selling exercise. Any future carve-out for authentic liquidity provision would want to take a seat alongside these manipulation controls, not exchange them.
For now, the sign value watching isn’t whether or not Korea finally permits market makers, as the tutorial and regulatory groundwork for that has existed for years. It’s whether or not the FSC designs safeguards exact sufficient to separate authentic liquidity provision from the manipulation that the present regulation is constructed to catch, as a result of a framework that fails that check simply relocates the danger relatively than eradicating it.
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SOUTH KOREA EYES SHIFT