Ahouanwanou's next major competition was the 2014 African Championships in Athletics, where she finished eighth in the heptathlon with 4309 points. She won the shot put and javelin disciplines, but she was disqualified in the 100 metres hurdles. Ahouanwanou then competed in the 2015 African Games, where she won the silver medal in the heptathlon with a points score of 5734. She finished first in the shot put and in the javelin, second in the 200 metres, fourth in the high jump, fifth in the 100 metres hurdles, seven in the 800 metres and eighth in the long jump.