At the 2016 Summer Olympics, Kpossi competed in the 50 metre freestyle. She was Togo's flag bearer at both the opening and closing ceremonies. For her event, Kpossi was drawn in heat three, a heat containing seven other athletes alongside Kpossi. In the race on 12 August 2016, Kpossi swam a time of 33.44 seconds to finish sixth in her heat. Kpossi's time was the 79th quickest out off 88 finishing athletes. She did not progress to the next round.