The first World Karate Championships were held in Tokyo, Japan in 1970.

Japan has won the most medals in the World Karate Championships, with over 300 medals.

Antonio Diaz has won the most medals in the World Karate Championships, with 10 medals.

Heian Shodan is the most commonly performed kata in the World Karate Championships.

The maximum number of points that can be scored in a single kumite match in the World Karate Championships is 10.

The 2022 World Karate Championships were held in Dubai, United Arab Emirates.

There are 8 weight categories in the men's kumite competition in the World Karate Championships.

There are 7 weight categories in the women's kumite competition in the World Karate Championships.

The minimum age requirement for competitors in the World Karate Championships is 18.

The first World Karate Championships for Cadets, Juniors, and U21 were held in Tenerife, Spain in 2015.

The 2018 World Karate Championships were held in Linz, Austria.

The 2016 World Karate Championships were held in Linz, Austria.

The 2014 World Karate Championships were held in Bremen, Germany.

The 2012 World Karate Championships were held in Paris, France.

The 2010 World Karate Championships were held in Belgrade, Serbia.