The cultural art would be the most competitive commercial value in the 21st century. This research is about the stage costumes of the opera ′Ch′un Hyang Jeon′which is designed and made to fit modern times and the purpose is to set the opera ′Ch′un Hyang Jeon′as groundwork for the future opera of Korea. To extend the stage costumes of the Korea opera : First, We have to inform the world about our traditional costumes and design them to express our culture. Second, Not only the costumes but also the technical aspect such as stage music, setting, and lighting and the artistic aspect should be balanced in development. Third, We need a good training system for future designers of the stage costumes.