[2] Kazakhstan fielded a squad of two artistic swimmers to compete in the women's duet event, by securing an outright berth as the next highest-ranked pair vying for qualification from the Asian zone at the 2019 FINA World Championships in Gwangju, South Korea.

2013 Summer Universiade bronze medalist Ruslan Kurbanov claimed a spot in the men's épée as one of the highest-ranked fencers vying for qualification from Asia and Oceania in the FIE Adjusted Official Rankings.

Milad Karimi booked a spot in the men's individual all-around and apparatus events, by finishing fourth out of the twelve gymnasts eligible for qualification at the 2019 World Championships in Stuttgart, Germany.

[17][18] Kazakhstan qualified one boat in the men's single sculls for the Games by winning the bronze medal and securing the third of five berths available at the 2021 FISA Asia & Oceania Olympic Qualification Regatta in Tokyo, Japan.

[20] Meanwhile, Zoya Kravchenko earned a direct place in the women's skeet for the rescheduled Games as the highest-ranked shooter vying for qualification in the ISSF World Olympic Rankings of 6 June 2021.

[24] Meanwhile, Rio 2016 Olympian Kirill Gerassimenko was automatically selected among the top ten table tennis players vying for qualification in the men's singles based on the ITTF Olympic Rankings of June 1, 2021.

Kazakhstan men's national water polo team qualified for the Olympics by winning the gold medal and securing an outright berth at the 2018 Asian Games in Jakarta, Indonesia, marking the country's recurrence to the sport for the first time since London 2012.