Seoul Pauses the Bridge: Bithumb Halts Ronin Flows Ahead of L2 Migration

HONG KONG — South Korea's Bithumb has frozen deposits and withdrawals on Ronin (RON), the venue announced, with the window opening 9:00 a.m. UTC on May 11 and remaining shut until engineers can confirm a clean handover to the…

By Harlan Prescott·May 8, 2026·二〇二六年五月八日·2 min read

Key takeaways

  • Bithumb froze Ronin (RON) deposits and withdrawals starting 9:00 a.m. UTC on May 11, keeping them shut until a clean handover to Ronin's new layer-two stack is confirmed.
  • Trading pairs continue quoting during the freeze, but no RON tokens can move onto or off the exchange until the migration settles.
  • Ronin began as the sidechain for Sky Mavis's Axie Infinity and is migrating from a sidechain to an L2 to raise throughput and cut per-transaction costs for on-chain games.
  • With deposits offline, Bithumb's local order book becomes a closed loop where market-makers cannot rebalance against other venues and arbitrage spreads typically widen.
  • Bithumb has not specified the downtime, though past migrations of comparable scope have lasted from a few hours to a couple of days.

HONG KONG — South Korea's Bithumb has frozen deposits and withdrawals on Ronin (RON), the venue announced, with the window opening 9:00 a.m. UTC on May 11 and remaining shut until engineers can confirm a clean handover to the project's new layer-two stack. Trading pairs will keep quoting through the gap, but no token will move on or off the venue until the migration settles.

For an Asia-Pacific market in which gaming-token rails have always been more than a niche, the pause is more than housekeeping. Ronin began life as the sidechain feeding Sky Mavis's Axie Infinity franchise, the play-to-earn experiment that briefly made remote villages in the Philippines and Vietnam a measurable line item in regional remittance flows. Its evolution from sidechain to L2 is, in effect, a quiet upgrade of one of the most regionally-distributed crypto user bases on the planet.

The technical purpose is straightforward. Ronin L2 is built to push throughput higher and cut per-transaction costs, putting the chain closer to the economics that on-chain games demand when their users are sending tickets, items and reward distributions at scale. Korean operators, who tend to run conservative custody policies during chain migrations, prefer to stop the wallet machinery rather than risk reconciling a fork mid-flight. The same playbook ran for Hedera and Solana network events earlier in the cycle.

Bithumb sits in the middle of the Seoul retail tape, where won-denominated turnover routinely produces a premium tape distinct from offshore quotes. With deposits offline, that local order book becomes a closed loop for the duration: market-makers cannot rebalance against Binance, OKX or the Tokyo desks, and arbitrage spreads typically widen. Traders running cross-venue strategies on RON will need to pre-position before the cutoff or wait the migration out.

The capital flow implication for the region runs further than one ticker. Ronin's L2 push lands at a moment when Japanese and Hong Kong issuers are openly modelling layer-two stacks for tokenised settlement, and when Korean exchanges are increasingly willing to support migration windows as a service rather than a chore. That signals a maturing posture toward chain-level upgrades across the Asia-Pacific corridor, with operators treating them as planned maintenance rather than reputational risk events.

For RON holders parked on Bithumb, the practical instruction is the dull one: move what needs to move before 9:00 a.m. UTC on May 11, then watch the official channels for the restart. The exchange has not put a number on the downtime. Past migrations of comparable scope have run anywhere from a few hours to a couple of days. Either way, the Asian session opens the bridge again — when Seoul says it does.

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Frequently asked

When did Bithumb halt Ronin deposits and withdrawals?

The freeze began at 9:00 a.m. UTC on May 11 and remains in effect until engineers confirm a clean handover to Ronin's new layer-two stack.

Can I still trade RON on Bithumb during the pause?

Yes, trading pairs keep quoting through the gap, but no tokens can be deposited to or withdrawn from the venue until the migration settles.

Why is Ronin migrating to a layer-two stack?

Ronin L2 is built to push throughput higher and cut per-transaction costs, bringing the chain closer to the economics that on-chain games demand at scale.

What should RON holders on Bithumb do?

They should move whatever needs to move before 9:00 a.m. UTC on May 11, then watch the exchange's official channels for the restart announcement.

How long will the downtime last?

The exchange has not put a number on the downtime, but past migrations of comparable scope have run anywhere from a few hours to a couple of days.