K-Pop icon IU is making headlines once again, not for her music, but for her unwavering commitment to protecting her image and reputation. The beloved artist is escalating her ongoing legal battle against malicious commenters, taking a significant step by involving a U.S. federal court to identify an anonymous individual responsible for spreading defamation online. This bold move underscores IU’s zero-tolerance policy against cyberbullying and false accusations, showcasing her dedication to maintaining a respectful online environment.
US Federal Court Intervention for Defamation Lawsuit
According to a report by Dispatch on July 20, IU’s legal team filed an application on July 15 with the U.S. District Court for the Northern District of California. The target of this application is Meta, the parent company of Threads, from whom IU seeks discovery to identify a defendant and secure crucial evidence for a civil defamation lawsuit already underway in South Korea. This strategic use of 28 U.S.C. § 1782, a federal statute allowing U.S. courts to compel evidence for foreign legal proceedings, is increasingly being utilized by South Korean celebrities to unmask anonymous users on global platforms whose servers are located overseas.
Targeting a Malicious Threads Account
The court filing specifically names a Threads account operating under the username “@7hy*jin” (referred to as Person A) as the primary subject of the request. IU’s legal representatives allege that this account systematically posted and distributed a staggering 52 malicious posts containing false information over a seven-month period, spanning from March through October 2025. These relentless attacks have reportedly caused severe damage to IU’s reputation and public image. Due to their inability to determine the individual’s identity, IU’s team has petitioned the U.S. court to order Meta to disclose all associated subscriber information, including the user’s real name, address, phone number, email address, and IP logs.
Categorizing the Defamatory Content
To illustrate the gravity of the situation, the filing meticulously categorized the alleged defamatory content into six major types, demonstrating the severity and malicious intent behind the posts:
1. Baseless Plagiarism Allegations
The account repeatedly accused IU of plagiarizing other artists’ music. Importantly, IU’s legal team highlighted that these specific allegations had already been legally debunked and ruled defamatory by a South Korean court in 2024. The original poster faced a 30 million KRW (approximately 22,000 USD) damages award, proving the claims demonstrably false and malicious.
2. Fabricated China Ties
The anonymous user allegedly spread fabricated claims attempting to link IU to China. This included baseless assertions that charities she supported and a cosmetics brand she endorsed were Chinese companies, alongside claims that IU herself was of ethnic Chinese origin and fluent in Cantonese.
3. Undermining International Popularity
The account also reportedly tried to diminish IU’s global success, claiming she lacked international popularity and that her drama ‘When Life Gives You Tangerines’ performed poorly overseas. IU’s legal team countered this with submitted international streaming data and global performance metrics, definitively refuting these claims.
4. Exploiting Deceased Celebrities
Perhaps the most egregious accusations involved deceased celebrities. The filing details how the account repeatedly shared videos claiming to expose “serious exploitation of deceased celebrities by Female Singer B,” prominently featuring the late Sulli, Jonghyun, and Gu Hara. IU’s legal team rightly argued that this was a malicious attempt to exploit the tragic deaths of these artists to tarnish IU’s reputation.
5. Claims of Media Manipulation
The filing also addressed accusations that IU’s agency manipulated the media and public opinion. The account allegedly posted, “I’ve never seen an entertainer control the media as completely as the Chinese Communist Party. Not even politicians do this,” a statement designed to incite distrust and falsely accuse IU’s team of unethical practices.
6. Linking Lyrics to National Tragedies
Finally, IU’s legal team highlighted posts that forced baseless connections between her song lyrics and major national tragedies. The account allegedly claimed “Strawberry Moon” alluded to the Itaewon crowd crush tragedy, and “Ah puh” was created to mock the Sewol ferry disaster. These claims were described as malicious fabrications, utterly devoid of factual basis.
A History of Zero Tolerance for Malicious Comments
IU and her agency have consistently upheld a zero-tolerance policy against malicious commenters and the spread of false information, vowing to pursue full legal accountability. As of February, IU’s legal team had already filed criminal complaints and civil lawsuits against 96 individuals. These efforts have yielded tangible results, including a defendant who received a four-month prison sentence (suspended for one year) in May for repeatedly posting insulting content, after their appeal was denied.
This latest move to involve U.S. courts demonstrates the severity with which IU and her team view cyber harassment, setting a precedent for protecting artists’ rights across international borders and reinforcing their commitment to holding online perpetrators accountable.



