Westermann (1922) classified it as one of the Togorestsprachen, a classification followed by Glottolog, while Heine (1968:300) leaves it unclassified.
In Westermann's (1922) work, this language was categorized as one of the Togorestsprachen, a classification that Glottolog also followed. However, Heine (1968:300) did not provide a classification for it.