Japan Karate Association :: JKA :: Welcome to the World Headquarters of Karate31. Juli 2019 Andreas Sturm Japan Karate Association :: JKA :: Welcome to the World Headquarters of Karate OrganisationÄhnliche Artikel:JSKA – Japan Shotokan Karate AssociationWorld Karate Organization Official Site – Kyokushin Karate official site organized by World Karate Organization, Shinkyokushinkai.Shotokan Karate Association Switzerland