Chesu 车苏 is a Loloish language spoken in southern Shuangbai County, northern Xinping County, and Eshan County in Yunnan, China.
The Chesu refer to themselves as or (Jishupo 吉输颇).Long Luogui 龙倮贵. 2007. Honghe yizu zuyuan zucheng ji qi renkou fenbu 红河彝族族源族称及其人口分布 . Yunnan (1955) reports that Chesu is spoken mostly in Taihe Township 太和乡, with a population of over 360 as of 1955.云南民族识别参考资料 (1955), p.40 Ethnologue reports 3,300 Chesu speakers out of an ethnic population of 6,600 people, as of 2007.
Bradley (2007) reports that Chesu is closely related to Nasu and classifies it as a Nasoid language. Chesu speakers consider themselves to be a separate ethnic group from the surrounding Nisu speakers. The Chesu language is currently being replaced by Nisu and Chinese.Bradley, David. 2007. East and Southeast Asia. In Moseley, Christopher (ed.), Encyclopedia of the World's Endangered Languages, 349-424. London & New York: Routledge.
Chesu is also used as a second language by Hlersu speakers.
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