Whakaotihia te rerenga e whai ake nei: I te tau 2019, i whakataetae a Manumua mo Tonga i te Oceania Weightlifting Championships i te waahanga wahine + 87 kg. I whakauruhia e ia te tuarima o nga waahi i te tangohanga, i te hiki i te 80 kg. I whai wāhi hoki a Manumua ki te
2019 World Weightlifting Championships, e tohu ana i a Tonga i te roopu wahine + 87 kg. I whakaarahia e ia te 96 kg i te tangohanga me te 115 kg i te horoi me te pupuhi, ka tu i te 19th.