4th World Weight Championship in Kyokushin (IFK). Crawley, England, 2013
Lightweight
- Yevgeniy Mamro — Russia
- Artur Krymov — Russia
- Darren Stringer — Great Britain
- Spencer Bennett — Great Britain
- Alan Shnawa — Great Britain
- Mladen Venev — Bulgaria
- Anthony Senechal — France
- Vladyslav Oleksenko — Ukraine
Middleweight
- Sergey Chmunevich — Russia
- Artem Nazaretyan — Russia
- Sergey Braun — Germany
- Daniel Sanchez — Spain
- Zsolt Zsiga — Hungary
- Darren Chanagasubay — Great Britain
- Robert Broeders — Netherlands
- Claibourne Henry — USA
Heavyweight
- Alexei Mezhevtsov — Russia
- Alexei Gorokhov — Russia
- Jonathan Tineo — Spain
- Roel Noordman — Netherlands
- Viktor Mozzherin — Kazakhstan
- Simon Palsson — Sweden
- Enrico Rogge — Germany
- Peter De Raedt — Belgium