Which Kyushu is Kyushu? What is Jiuding?

Jiuzhou

Jingzhou (occupies eight counties of Nanyang, Nanjun, Jiangxia, Lingling, Guiyang, Changsha, Wuling, and Zhangling, and is governed in Xiangyang; in today's Lianghu and Guangxi parts, Henan, Guizhou area)

Yanzhou (now southeastern Hebei Province, northwest Shandong Province, and northeastern Henan Province)

Yongzhou (now central and northern Shaanxi, except southeastern Gansu, Southeast of Qinghai and Ningxia)

Qingzhou (from the sea in the east to Mount Tai in the west, in the eastern part of today's Shandong)

Jizhou (the west and north of today's Shanxi and Hebei Provinces) , and part of Henan Province south of the Taihang Mountains)

Xuzhou (now southeastern Shandong Province and northern Jiangsu Province)

Yuzhou (most of today's Henan Province, including Shandong The western part of the province and the northern part of Anhui Province)

Yangzhou (starting from the Huai River in the north, to the coast in the southeast, south of the Huai River in today's Jiangsu and Anhui provinces, and the land of Zhejiang and Jiangxi provinces)

Liangzhou (from Huashan Yang to Heishui, should include present-day southern Shaanxi and Sichuan Province, or some places south of Sichuan Province)

Jiuding

According to Zhang Shoujie's "Historical Records of Justice": "Yu paid tribute to Jiu Mu with gold and cast tripods at the foot of Jingshan Mountain. Each one resembles something from Jiuzhou, so it is said that Jiuding. From the Yin Dynasty to the 19th year of King Nan of Zhou Dynasty, King Zhao of Qin took the tripod and one of them flew Entering Sishui, the remaining eight entered the Qin Dynasty. The name Jiuding was taken from Kyushu.