Controversy
Worker wellbeing
Coupang has been involved in complaints by activists and families of workers, who allegedly died from overwork. In April 2021 Kwon Young-gook, a lawyer and the co-chairman at the Committee for Coupang Workers' Human Rights and Health, said "Seven Coupang employees and two subcontractors have died of cardiovascular disorders, such as heart attack, for the past year. [...] Out of the nine deaths, five are connected to overnight work as they passed away during or after night duty." According to statistics published in the Korea Economic Daily, Coupang had recorded no work-accident deaths since its launch in 2011, as of the end of 2020. In April 2021, the company introduced Coupang Care, a system that allows employees to take paid breaks and receive health care coaching.
In November 2025 the Korea Times reported that workplace deaths were becoming a persistent issue at Coupang and that since 2020 twenty-seven Coupang workers have died whilst at work according to the Taekbae Union which represents couriers. They note that before Coupang Inc. was listed on the NYSE in 2021, Coupang founder Bom Kim resigned from all registered titles relating to Coupang Corp. thus severing himself from any legal liability related to his registered executive positions in Korea whilst still holding over 70 percent of voting rights in Coupang Inc. and retaining influence over the company's affairs.
Item Winner system
There is a debate over Coupang's Item Winner system, which selects the cheapest product among the same products as the sole seller. There is criticism that sellers offering items for as low as one won can monopolize the market. According to Coupang's terms and conditions, this right is delegated to Coupang as soon as the product's image and trademark are posted. In the process, problems can arise because sellers can use other sellers' images, via Coupang's copyright-transfer agreements. In May 2021, the situation was reported to be under review by the Fair Trade Commission.
Cybersecurity breach
In 2025, it was revealed that a former Coupang employee stole a data key that enabled unauthorized access to 33.7 million Coupang customers’ data between June and November of that year. Coupang states that the data of between 2,609 and 3,000 accounts was taken and accessed several times, accounting for the 33.7 million. The South Korean government investigations team confirmed there was no secondary damage from the breach.
This breach prompted an investigation by the South Korean government and an apology by the company. Following the breach, CEO Park Dae-jun resigned in December 2025. Harold Rogers was named interim CEO. Rogers is Chief Administrative Officer and General Counsel of Coupang Inc., the company's U.S.-based parent company. After the breach, the South Korean authorities launched a coordinated "whole-of-government" response including labor, financial and customs investigations. Police raided the company's Seoul headquarters, tax authorities launched a special audit, and parliament summoned executives, including founder Bom Kim for questioning, to which the latter declined to attend.
The South Korean government's actions led to meetings between Vice President JD Vance and South Korean Prime Minister Kim Min-seok where Vance warned the Prime Minister against penalizing Coupang and other U.S. technology companies operating in South Korea through unfair and discriminatory regulations and investigations.
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In January 2026, President Donald Trump announced tariffs on various South Korean goods, with U.S. Representative Jim Jordan, Chairman of the House Judiciary Committee, citing the treatment of Coupang as one of the reasons for the tariffs.
2026 Incheon warehouse fire
On July 18, 2026, a fire broke out at a Coupang logistics center in Seo-gu, Incheon, at approximately 6:54 a.m. local time. Firefighting efforts continued for more than two hours, with the Incheon Fire Department deploying 148 personnel and 59 pieces of equipment, including pump trucks, to extinguish the blaze. Authorities said the exact cause of the fire and the extent of any casualties or property damage would be investigated once the fire was fully extinguished. The fire was brought under control around 8 p.m. on July 20. It was around 61 hours after the fire broke out.