[6] Championships in the 2000s included Madrid in 2002, Monterrey in 2004, Tampere in 2006, Tokyo in 2008, and Belgrade in 2010.

[7][8] The competition was initially riddled with controversy regarding karate styles and the ruleset.

[9] The result of a bout is determined by a contestant obtaining a clear lead of eight points, having the highest number of points at time-up, obtaining a decision (hantei ), or by an accumulation of prohibited behaviors imposed against a contestant.

Conformity - with standards in form and style (Ryu-ha) 2.

Fouls: The following reflects the all-time medal counts as of the 2023 World Karate Championships: