Koro Nulu, also known as Koro Ija, is a

Plateau language The forty or so Plateau languages are a tentative group of Benue–Congo languages spoken by 15 million people on the Jos Plateau, Southern Kaduna, Nasarawa State and in adjacent areas in central Nigeria. Berom and Eggon have the most speakers. ...

Nigeria Nigeria ( ), , ig, Naìjíríyà, yo, Nàìjíríà, pcm, Naijá , ff, Naajeeriya, kcg, Naijeriya officially the Federal Republic of Nigeria, is a country in West Africa. It is situated between the Sahel to the north and the Gulf o ...

, one of several languages which go by the ethnic name

Koro Koro may refer to: Geography *Koro Island, a Fijian island * Koro Sea, in the Pacific Ocean * Koro, Ivory Coast *Koro, Mali * Koro, Wisconsin, United States, an unincorporated community Languages *Koro language (India), an endangered language spo ...

. It is not closely related to other languages. It has very low (~ 7%) lexical similarity with Koro Zuba, which speakers consider to be a variant of the same language (along with the Jilic languages) due to ethnic identity.https://iso639-3.sil.org/sites/iso639-3/files/change_requests/2020/2020-032.pdf However, the Jilic languages are

Plateau In geology and physical geography, a plateau (; ; ), also called a high plain or a tableland, is an area of a highland consisting of flat terrain that is raised sharply above the surrounding area on at least one side. Often one or more sides ha ...

and Koro Zuba is apparently

Nupoid The Nupoid languages are a branch of Volta–Niger spoken in west-central Nigeria, particularly in southeastern Niger State and northern Kogi State. They include the Nupe and Ebira languages, each with about 4 million speakers. Most Nupoid langua ...

, and Koro Nulu has yet to be classified.

References

Languages of Nigeria South Plateau languages {{plateau-lang-stub