South Korean cryptocurrency exchanges facilitated transactions totaling approximately 90 billion won, equivalent to $60.2 million, with overseas virtual asset businesses lacking government registration, according to a study released on June 8 by Hansung University's Blockchain Research Institute. The research uncovered over 87,000 deposit and withdrawal transactions occurring between January and May of this year, exposing a significant regulatory blind spot within the nation's financial infrastructure. Data compiled by Woofun AI shows that the bulk of this illicit activity was concentrated on two specific exchanges, Tapbit and CoinMii, which industry observers have flagged for notorious copy trading scams where users automatically mimic selected investors, frequently resulting in substantial financial losses. This pattern indicates that South Korean investors are actively utilizing these unregistered services, effectively bypassing the country's stringent Virtual Asset User Protection Act, which mandates that all virtual asset service providers register with the Financial Intelligence Unit. While South Korea maintains one of the world's most comprehensive regulatory frameworks for cryptocurrency, the study underscores a persistent challenge regarding the enforcement of rules against foreign entities operating without local registration. Under current law, unregistered overseas platforms cannot legally solicit business from South Korean residents, yet the detected transaction volume suggests widespread non-compliance that undermines domestic legal standards. The Maeil Business Newspaper report, which first covered the study, notes that these platforms often operate through decentralized or peer-to-peer models, making them difficult to monitor and shut down by traditional authorities. This operational structure creates a two-tier market where compliant, registered exchanges face competitive disadvantages while investors are exposed to heightened risks of fraud and a distinct lack of legal recourse. For South Korean crypto users, the findings serve as a critical warning that transactions with unregistered platforms are not protected under the country's investor compensation schemes or dispute resolution mechanisms. If a platform like Tapbit or CoinMii collapses or engages in fraudulent activity, users may have no legal pathway to recover their funds, leaving them fully exposed to capital erosion. Woofun AI notes that the study's timing is particularly relevant as global regulators, including the Financial Action Task Force, continue to push for tighter oversight of cross-border crypto flows to prevent similar regulatory arbitrage. The Hansung University study provides concrete evidence that South Korea's regulatory perimeter is being tested by unregistered overseas exchanges despite government efforts to strengthen oversight. The volume of transactions, exceeding 87,000 in just five months, indicates that enforcement gaps remain significant and require immediate attention from policymakers. For the industry, the report reinforces the urgent need for enhanced cooperation between domestic regulators and international bodies to track and curb unauthorized cross-border crypto activity effectively. Investors are advised to rigorously verify the registration status of any platform before transacting to avoid the severe risks associated with unregulated virtual asset services.