Amusan won the heat with a time of 13.03s.
By virtue of the victory, Tobi Amusan secured a spot in the semis of the women’s 100-metre hurdles at the ongoing Africa Games.
Meanwhile, Team Nigeria lost the men’s and women’s 100m gold to Cameroon and Gambia, respectively, settling for silver and bronze in the events on Tuesday.
Usheoritse Itsekiri returned at a time of 10.23 seconds to lose the men’s 100m surprisingly to Cameroon’s Emmanuel Eseme, who finished at 10.14 seconds, while Namibia’s Hainuca Gilbert took the bronze with a time of 10.25 seconds.
Nigeria’s other entrant in the men’s 100m, Emmanuel Ekanem, returned at a time of 10.42 seconds to finish a distant fourth.
In the Africa Games women’s 100m, Olayinka Olajide could only muster a third-place finish to win bronze with a time of 11.55 seconds, behind Miriam Bittaye of Gambia, who won the gold with 11.36 seconds, and Alyse Miccoy of Liberia, whose 11.49 seconds gave her the silver medal.