Actress most famous for her leading role as Choi Mi-ja on the popular Korean sitcom Old Miss Diary. In the film world, she is best known for her roles in movies directed by Hong Sang-soo, including On the Occasion of Remembering the Turning Gate (2002) and Ha Ha Ha (2010).
She attended the Seoul Institute of the Arts.
Her performance in the 2006 film adaptation of Old Miss Diary earned her a Busan Film Critics Award for Best Actress.
Her real name is Lee Yoo-jung. She was born in Seoul, South Korea.
She co-starred with Jung Yu-mi in the 2015 film Our Sunhi.