These Korean celebrities lost ten or more pounds in order to fit into their roles.
1. Rowoon (SF9)
Rowoon discussed how he altered his body for the K-Drama Destined With You at a press conference. Rowoon, who was already extremely thin, dropped 8 kg (17.6 lbs) in order to play the romantic lead in this series. The actor aimed to resemble his webtoon character as closely as possible. He stated, “As this character has a familial history [of illness], I lost around 8kg. That’s why I came out looking a little bit more handsome. I’m also so thankful that it made me look a little more like a manhwa.”
2. Park Seo Joon

In the disaster thriller Concrete Utopia, Park Seo Joon starred alongside Park Bo Young and Lee Byung Hun. He shed 7 kg (15 lbs) to play Min Seong. During filming, Park Seo Joon faced challenges such as dressing in bulky winter clothing during summer shoots and experiencing weight loss. “There were times when I felt dizzy,” he stated. “because I lost about seven kilograms for the part. I had to explore certain emotions that I have never experienced before.”
3. Kim Sung Oh
