[Coinone] Notice of Termination of Trading Support: Masa (MASA)

Hello, this is Coinone.Coinone has supported trading by strictly screening each virtual asset to create a healthy virtual asset ecosystem. In accordance with the "Policy on Designation as a Cautionary Asset and Termination of Trading Support", we inform you of the termination of trading support for Masa (MASA, Ethereum ERC20). Customers holding the relevant virtual asset must check this notice and refer to it when using the service.

Reference: Notice of designation as a cautionary asset: Masa (MASA) Reasons for termination of trading support: Masa (MASA) — on December 5, 2025, circumstances were confirmed indicating that follow-up measures related to a past security incident had not been sufficiently implemented; when comprehensively considering the transparency and rationality of procedures for changes to material matters and the presence and extent of disclosure regarding material matters, there were many inadequate aspects and concerns that they could cause user harm, and it was designated as a cautionary asset. Thereafter, we conducted a thorough review, including requesting explanatory materials from MASA, but no materials were confirmed that would allow us to determine that the reasons for designation as a cautionary asset had been resolved. Therefore, to protect users, we are terminating trading support for Masa (MASA).

Key schedule

Trading support termination schedule: February 6, 2026 (Fri), 15:00

Withdrawal support termination schedule: March 9, 2026 (Mon), 15:00

Notes⁃ When an asset is designated as a cautionary asset or trading support is terminated, deposits of the relevant virtual asset may be suspended. In that case, we will notify you via a separate announcement.⁃ For virtual assets whose trading support has been terminated, conversion to Korean won is impossible and the Travel Rule applies in all cases. Therefore, withdrawals can be made only after entering additional recipient information or after approving an external wallet withdrawal address (whitelisting).⁃ All open orders after the trading support termination date will be canceled en masse.⁃ Existing transaction history will be retained even after the withdrawal support termination date.⁃ You must generate an incoming wallet address for the relevant virtual asset before the trading support termination date in order to be able to withdraw it after the termination of trading support.⁃ During the process of terminating trading support, the termination period may be shortened due to laws, institutional requirements, or the emergence of special circumstances. In that case, we will notify you by a separate announcement.- Even after the withdrawal support period has passed, you can request withdrawals via Coinone Customer Center. However, a fee may be charged for withdrawals of virtual assets that are not supported for trading. (Related link) - For virtual assets whose trading support has been terminated, technical support such as mainnet changes, contract changes, airdrops, token swaps, and network updates may be suspended, and as a result the virtual asset's value may decline or disappear. Be sure to withdraw all virtual assets within the withdrawal support period.

Coinone will continue to make every effort to foster a healthy and transparent virtual asset ecosystem.Thank you.

Coinone team

*This information is generated automatically.