Qualification took place between January 2024 and April 2025, with a mix of international competitions organised by
World Aquatics and continental championships held by the regional bodies acting as qualification. Overall, 35 countries took part in qualification. The slot allocation was as follows: • Host nation: 1 slot •
2024 Summer Olympics: 3 slots •
2025 World Cup: 3 slots •
2025 Asian Championship: 3 slots •
2024 Pan American Championship: 2 slots •
2024 European Championship: 3 slots • African selection: 1 slot • Oceanian selection: 1 slot Of the 16 countries that qualified, 13 took part in
2024.
Croatia will make their debut at the championship, while
Argentina and
Japan returns after a one edition absence. Regarding the non qualifiers,
Kazakhstan failed to qualify, marking Kazakhstan's first non-qualification since
2005. Having taken part in
2024,
Brazil failed to qualify. Surprisingly,
2024 Olympics participants,
Canada, didn't enter the
2024 Pan American Championship and thus failed to qualify for the first time ever. The highest ranked team that failed to qualify was
Canada, ranked 8th, while hosts
Singapore are the lowest ranked team participating, ranked 22nd.
Summary of qualified teams == Final draw ==