Nyisu or Yellow Yi 黄彝 is a Loloish language of Kunming, central Yunnan, China.
[2] The Yellow Yi had originally migrated from Sichuan, and live in 4 villages in northwestern Fumin County (endangered) and one village in northwestern Anning, Yunnan (moribund, highly endangered).
Nyisu (ȵi55 su33 pho21) was also documented by Lama (2012) in Luomian Township 罗免乡, Fumin County.
Pelkey (2011) tentatively classifies Nyisu of Shilin County as belonging to the Nisu language cluster.
Nyisu (ȵi55 su33 pʰu55) of Gaohanshan Village, Zhuqing Township, Shilin County is documented in Wu Zili (1997) and YNYF (1984).