The article explores the paintings of Lee Yongwoo during the 'Mukroe' period, focusing on figure paintings and flower-and-bird paintings. It sheds light on how his works were misunderstood as outdated and restrained by traditional styles. The researchers analyzed specific paintings to show that Lee Yongwoo's art was actually innovative and historical. They found that his figure paintings depicted important historical figures, while his flower-and-bird paintings broke away from traditional structures. Overall, the study aims to provide a more objective assessment of Lee Yongwoo's contributions to oriental painting during this period.