12 A basic writing classification system of Han-gul consisting of three areas of fathers sounds vowels and consonants including the fathers sounds abi a

摘要

It was used for an important purpose, but was not included in 24 Korean characters. "In order to contribute to the development of culture and industry through the incorporation of Korean characters into Hangul characters, and the new and correct arrangement of Hangul into 12 characters in total in three areas according to the Samjae idea inherent in Hangul.