The costume history of Koryo Dynasty is well-known as having many undiscovered area. This is because there are only few records in that times. Futhermore the previous studies only quote the records such like $oxDr$Koryosa$oxUl$ and $oxDr$Koryodokyung$oxUl$, and their investigations are restricted. This paper quotes all kinds of literature which can show the costume of Koryo Dynasty. First it collects all the terms of the costume in the literature and classified them by those properties. Also, this study shows the characteristics of the costume in the Koryo Dynasty by reanalying the terms. This study is restricted on the costume of everyday wear