Author: admin
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How Many Countries Participate in the IJF World Tour Annually?
The IJF World Tour draws competitors from over 90 countries at the World Championships and 40-54 countries per Grand Slam. Full-season participation including Continental Opens reaches well over 100 nations annually.
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Most Active Judo Weight Class by Number of Registered Athletes
Middle weight divisions attract the deepest fields at Grand Slams and World Championships. Field size data from major IJF events reveals which weight categories draw the most competitive athletes globally.
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Average Career Length of an Elite IJF World Tour Judoka
Research found only 7% of male and 5% of female judoka maintain elite level for 10 years. Most Grand Slam and World Championships careers span 5 to 10 years, peaking at ~23 years of age.
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Which Judo Weight Class Has the Highest Ippon Finish Rate?
Research found women’s +78 kg has the highest ippon rate (5 of 6 bouts ending by ippon). Heavier divisions consistently produce more decisive scoring than lighter categories.
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How Does Athlete Age Affect Judo Performance? Research and Data Explained
Research tracking 25 years of World Championships results found judo athletes peak at approximately 23 years. Only 7% of males and 5% of females maintain elite level for 10 years.
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Which Country Has Won the Most IJF World Tour Medals?
Japan leads all-time World Judo Championships gold medals with 168 (403 total medals). France is second with 60 gold. Clarisse Agbegnenou holds the individual IJF World Tour record with 20 golds.
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What Percentage of Judo Matches End by Ippon? Statistics Explained
Research on 4,550 elite matches found ippon decisions at 43.5% in the 2018 Worlds, up from 31.2% in 2015. Ippon rates fall in finals vs early rounds. Full statistics explained.
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What Is the IJF World Tour? Complete Beginner Guide
The IJF World Tour is the annual circuit of ranked international judo competitions — Grand Slams, Grand Prix, and Continental Opens. This guide explains how it works from the ground up.
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How Does Judo World Championships Team Selection Work?
Only top-100 ranked judoka are eligible for World Championships individual events, with one athlete per country per weight class. National federations select from eligible athletes using ranking, trials, or both.
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Minimum Contests Required to Appear in the IJF World Rankings
At Grand Slams and Grand Prix, a single entry earns participation points — even a first-round loss. At Continental Opens, you must win at least one bout. Full breakdown of the rules.