Kyoshu - Kyoshu

…It has been mined as “Unto” for over 1800 years, and has been used to make bronze coins and bronze vessels such as “Hando”. During the Han dynasty, it was the home of Tanglang County, which later became Zhuti County in Shu and Gongzhou in Sui, but the name “Dongchuan” appears as a county in Dali during the Song dynasty. During the Yuan dynasty, it was the home of the Junminfu and Lu, and during the Ming and Qing dynasties, it was the home of a prefecture. …

*Some of the terminology explanations that mention "Kyoshu" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…〈雲銅〉として1800余年前から採掘され，銅銭や〈斑銅（はんどう）〉などの青銅器等に供されてきた。漢代には堂琅（どうろう）県がおかれ，蜀の朱提郡，隋の恭州などに変わったが，〈東川〉の名は宋代大理の一郡としてあらわれる。元には軍民府や路，明･清には府がおかれた。…

※「恭州」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