Wei Collection, Lower Volume Radical: Feather (yǔ) Character: Xi Kangxi Stroke Count: 12 Page 956, Entry 43 Jade Chapters (Yupian): Identical to the character xi. Classified Chapters (Leipian): One of the official titles in the kingdoms of the Western Regions is xihou. History of the Former Han (Qianhan): Fu Fu Bu Jiu was a xihou. Note: According to Shigu, xihou is a title for a high-ranking official in the Wusun kingdom. Bu Jiu is a specific title among the xihou. Xi is the same as xi.