The Eagles have already secured a friendly against Senegal on March 23rd.
Rorhr said Senegal will help Nigeria prepare for the clash against Cameroon, while the game against Ghana will help get the Eagles ready for South Africa’s contest.
Nigeria play South africa in a 2019 AFCON qualifier while the game against Cameroon is a qualifier for the 2018 world cup.
Meanwhile, Rohr will meet with Everton rising star Ademola Lookman next week in England.
Representatives of the 19 year old have met with big wigs of the Nigeria Football Federation last week about his international future.
Lookman who has been an instant hit for Everton since his move from Charlton Athletic has represented England at youth level, but is still eligible for Nigeria.