Bong-jeong-sa Geuk-nak-jeon is known as the oldest architecture in Korea. In recent years, it has been dissolved and repaired to have been madesure its date of construction. However it is needed further study about its position on the history of architecture and its estimation. This study tries to investigate its characteristic of style in main parts (column, capital, roof structure) and its influences on those parts from China, also tries to estimate Bong-jeong-sa Keuk-nak-jeon of the period of Koryo. Up today it has been known widely that the medieval style of the period of Gen and Soh had been overlapped. But this investigation led to the conclusion which the traditional architecture in Korea has succeeded to the ancient style.
