Imhoaperamhe stormed through the race in a time of 10.36 seconds ahead of African junior champion Divine Oduduru, who finished second in 10.40 and David Sule who was third in 10.50.
Ezealah won the women’s race in 11.61 seconds ahead of Isoken Igbinosun (11.70), with Justina Sule settling for third.
In other races, Erayokan Orukpe won the men’s 400m in a season’s best time of 46.13 seconds, while Nathaniel Oghenewegba clocked 46.49 to beat Noah Akwu (46.74) to second place.
Oluwatosin Adeloye won the women’s 400m in 52.48 seconds, ahead of Rita Osai (53.40) and Folashade Olotu (53.90).
Also, Henry Okorie won the men’s 400m hurdles in 51.19 seconds, while Johnson Akindunjoye was second in 53.31 and Richard Alaka finished third in 55.14.
Glory Nathaniel won the women’s 400m hurdles in 59.29 seconds ahead of Daisy Akpofa (59.54) and Sarah Kadiri (60.50).
Euphenia Edem beat Chinazom Amadi to win the women’s long jump with a distance of 6.48 metres.
Amadi settled for second with a distance of 6.38m, and Hope Idhe (6.05m) finished third.
In the men’s 20km walk race event, Adeyemi Kazeem returned after 1hour 41minutes and 40 seconds to win the event’s title.
Tattue Herbe (1.45.40) and Oluwasheyi Lawal (1.46.09) finished second and third respectively.