[6] Toua qualified for Papua New Guinea in the women's 53 kg event at the 2008 Summer Olympics in Beijing.

[2] She again, for the fourth consecutive time, represented Papua New Guinea at the London 2012 Summer Olympics.

Lifting a total of 174 kg, the veteran weightlifter finished in 12th after Zulfiya Chinshanlo of Kazakhstan and Cristina Iovu of Moldova were disqualified.

[14] Days later, the original gold medalist, 16-year-old Chika Amalaha of Nigeria failed a doping test and was stripped of her medal and placement.

[17] A month after the games ended the International Weightlifting Federation, in June, announced that the original winner, Khumukcham Sanjita Chanu of India, tested positive for testosterone from her A sample after the 2017 World Championships.

[19] She finished in 5th place in the women's 49 kg event at the 2022 Commonwealth Games held in Birmingham, England.