This study is to examine the costume and features in Asuka period and the results are as follows. Asuka period is the time that the country loader positively imported the continental civilization, founded a new country organization in political society and accepted Buddhism and exerted his best passion for its thriving. As the result of examining the costume and features of Asuka period when the requirement for accepting the foreign culture was met via the present costume regulation and relics material, it was found that the costume had a considerable difference between of the ruling classes with government official and noble as the center and the common people. As for the costume of the ruling-classed official and noble, Korean and Chinese costume regulation was introduced, court dress, ceremonial dress, and uniform were dressed. The composition of costume with introduction of new clothes including Wio, Baedang, Seup, Pil, Kyongsang, for the ruling classes was diversified as well. As the result of looking the clothes for the present ruling classes via the existing and the contemporary relics, it was found that the clothes consisted of Eui and Gon or Eui and Sang style in principle and Po with Banryung or Sooryung was worn over what. However, for the common people, mainly man wore Eui and Gon and woman Eui and Sang, which was the traditional costume style in the ancient tomb days.