The advent of smart phones, based on the development of information technology, is changing various aspects of our lives, including the paradigm of education. Utilizing mobile devices with wireless internet, now learners can study whenever and wherever they want without constraint of time and location. Since the background situations and goals of Korean language learners have been diversified, it is necessary to assemble and provide the most effective mobile contents to the learners based on individual backgrounds and goals. This study explores Korean language education contents that are suitable for the characteristics of mobile devices in order to utilize the devices as effective education tools. Furthermore, this study discusses the methods of organizing educational contents by using Onomatopoeia and Mimetic word as examples.