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Yunjian is an archaic name for the region of Songjiang, near modern-day Shanghai. Wang Qi was a noted scholar-official who dedicated his later years to this encyclopedic project.
The term "Barbarian" (Yi 夷) was the standard administrative term used in Ming China to categorize non-Chinese ethnic groups and foreign kingdoms. In this context, it is a geographic and political classification rather than purely a slur.
original: "安南" (Annan). This was the historical Chinese name for Vietnam, meaning "the Pacified South."
The Ryukyu Kingdom, centered in modern Okinawa, was a vital maritime trading partner for the Ming Dynasty.
The Jurchens were a Tungusic people who would later establish the Qing Dynasty as the Manchus.
original: "吐蕃" (Tufan/Tubo). This refers to the Tibetan Empire and its successor polities.
original: "韃靼" (Dada). During the Ming period, this term specifically referred to the Eastern Mongols.
Gucheng likely refers to "Ancient City" states or specific polities within the mountainous borders of modern Yunnan and Southeast Asia.
Hami was a strategic oasis city-state on the Silk Road, acting as a gateway between China and Central Asia.