Pansori originated in the 17th century, in the middle of the Joseon Dynasty (1392-1897).[1] The more 'mature' forms of pansori emerged only in the 18th century. The 19th century is considered the golden age of pansori, with an increase of popularity and advancement in the techniques.[2] During the first half of the 19th century, vocal techniques and melodies intended to appeal to the upper class were mainly used. However, folk tunes were also incorporated to broaden the musical vocabulary. A major development in this period was made by Sin Chae-hyo (1812 - 1884). He reinterpreted and compiled songs to fit the upper class and also trained the first notable female singers. In the second half of the 19th century, new advancements were made in the form of new variations and versions.[2] By the end of the Joseon period, pansori was performed for and enjoyed by the House of Yi