The name East Sea "Samguk (三国 史记)" dongmyeongwang unit (circa 50 BC) emerged from the gwanggaetodaewangreungbi (广 开 土 大 王陵 碑), total arm too (八道 总 图), have a total of ahguk (我国 总 图), including the Korea's numerous publications, maps, etc. are recorded. In addition, the East Sea the Sea of Japan which is the origin of the name of the name at the emergence of Japan 700 years earlier than is the name used.
Above all, the nomination of the people who use their nomination history, culture and identity is embedded. As shown in the first verse of the national anthem, the name of our oceans' East of the lives of its people and history of Korea, is the name that has been with us.