Ja kacha mma aha pụtara: Emesapụ aka, Eji obi ụtọ, Eru, Enyi na enyi, Iwe. Nweta Ja pụtara aha.
Riggans kacha mma aha nna pụtara: Eru, Kechioma, Oké njọ, Eji obi ụtọ, Enyi na enyi. Nweta Riggans pụtara aha nna.
Kasị nkịtị surnames na aha Ja: Tudruj, Vanstee, Langhart, Broglin, Flannelly. Nweta List of surnames na aha Ja.
Kasị nkịtị aha na aha ikpeazụ Riggans: Elijah, Larry, Epifania, Pedro, Damaris. Nweta Aha na-aga na Riggans.
Ndakọrịta nke Ja na Riggans bụ 88%. Nweta Ndakọrịta nke Ja na Riggans.