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[RAS Korea] Idu, the key to unlocking Korea's early history
For 30 years, Sogang University Professor Emeritus Kim Yong-duk has been delving into the history of the Korean Peninsula. He's discerned population movements, conducted artifact comparisons and investigated burial customs. Most notably, he has cracked the code of “Idu,” the use of Chinese characters to record the proto-Korean languages by using the sounds of the characters rather than their inherent meanings.
Source: koreatimes.co.kr
