The Nigerian team brushed aside their second game loss to Guinea to stun their hosts in the third game of the competition.
At the end of it all, Rahima Bello of the Nigerian team was voted the Most Valuable Player (MVP) of the match.
Shittu Agboola, coach of the Nigerian side, said his team was determined to win the game and this helped them.
“We needed to defeat the hosts so that we will play in the quarter-finals. That was our target.
The Nigerian side won their first match against Algeria 28-18, before losing their second game 20-23 to Guinea.
The 19th Africa Women’s Youth Handball Championship is expected to end this Saturday.
Nigeria are in Group A with two-time champions and hosts Tunisia, Algeria and Guinea, and will now meet Morocco in the quarter-finals on Wednesday