Hanyang-fu

...In the Unified Silla period, it was incorporated into Hansanju, which was part of Kyushu, but in the middle of the 8th century during the reign of King Gyeongdeok, it was changed to Hanju, and the surrounding area became Hanyang County. During the Goryeo period, when the capital was Kaesong (now Kaesong) in the north of Gyeonggi Bay, it was renamed Yangju, but later it changed to Nanjing (where the Goryeo dynasty's secondary palace was located), Hanyangbu, and then during the Yi dynasty it was renamed Hanseongbu. It developed greatly as the capital at this time, and traces of this name remain in the palaces and city gates. ...

*Some of the terminology explanations that refer to "Hanyangbu" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…統一新羅時代に入ると，全国九州のうちの漢山州に編入されたが，景徳王代の8世紀の中ごろには，漢州に変わり，その付近を漢陽郡とした。京畿湾北部の開京(現，開城)に首都をおいた高麗時代には楊州と改められたが，その後，南京(高麗王朝の別宮がおかれた)，漢陽府と変遷し，さらに李朝時代には漢城府と改称された。このとき首都として大きく発展したが，その名残りを故宮や城門にとどめている。…

※「漢陽府」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報