Khulan Batkhuyag of Mongolia trashed Ogunsanya 3-1.
Oborududu will face Kyrgyzstan’s Meerim Zhumanazarova for a place in the final later this evening.
Nnamdi won a bronze medal at the 2016 Paralympics in Rio De Janeiro, and Oborududu a silver medal at the Tokyo 2020 Olympics.
Team Nigeria was led back to the country by Sunday Dare, minister of youth and sports development and other officials.
Mr Bello said that irrespective of where the victorious athletes were from, or their religion, such dichotomy would not hinder all Nigerians from celebrating their victory.
