 The fourth Commonwealth Karate Championships were held in Johannesburg, South Africa on 16–17 October 2009, hosted by Karate South Africa.Following the introduction of an open event in Edinburgh 2009, cadet and junior categories were introduced to the elite event in line with World Karate Federation rules of competition.The sixth Commonwealth Karate Championships were held in Sydney, Australia on 30–31 July 2011, hosted by Australian Karate Federation.