Where does this come from, and can I check it?

Men and women each contest seven divisions, plus a mixed team event. The figure is taken from International Judo Federation, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.

Is this really a sports fact?

Yes. It sits on the Sports shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.

What else can I read about it?

The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.

Mondo Knows Facts

Olympic judo has seven weight classes

Men and women each contest seven divisions, plus a mixed team event The classes run from under 60 kg to over 100 kg for men and under 48 kg to over 78 kg for women. A mixed team event was added at Tokyo in 2021. Fighters must make weight on the morning of competition, which has led to strict rules on dehydration. It sits in Mondo's sports collection, one of 200 facts that each trace back to the reference below.

Where this comes from

International Judo Federation

Facts that can change over time are reviewed and updated. If something here looks wrong, Mondo would rather know than be confidently incorrect.

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Judo was founded in Tokyo in 1882Jigoro Kano built it from jujitsu techniques he had studied as a young man An ippon ends a judo contest at onceA clean throw onto the back, a 20-second pin or a submission all score it A judo mat measures 10 metres squareThe contest area is bounded by a red zone of about one metre Judo belts mark rank from white to blackThere are six student grades below the first black belt in most countries Beach volleyball joined the Olympics in 1996Atlanta staged the first medal event, played two against two on sand Badminton became an Olympic sport in 1992Barcelona held singles and doubles, with mixed doubles added in 1996

Tags: judo, olympics, weight-classes

Olympic judo has seven weight classes: the short answers

Where does this come from, and can I check it?: Men and women each contest seven divisions, plus a mixed team event. The figure is taken from International Judo Federation, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
Is this really a sports fact?: Yes. It sits on the Sports shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.
What else can I read about it?: The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.