KOROAD can be downloaded from the Korea Road Traffic Corporation website (www.koroad.or.kr, About Us-CI/Character). Two types of files are provided: TrueType (TTF) files, mainly used for document work on Windows OS, and OpenType (OTF) files, mainly used on Mac OS and for graphic work. As a free font, it can be used freely by anyone for commercial purposes such as printed materials and advertisements. However, selling, distorting or modifying the font is prohibited.