During the era of Goryeo, the mythology of Dankun (a legendary state of ancient Korea), which described the Korean notion of "Tenka" although it was based on Buddhism, Taoism and shamanism, was created.
高麗時代には仏教・道教・シャーマニズムをよりどころとしながらも、朝鮮独自の天下概念を展開する壇君神話が成立した。