IKO - International Karate Organization - 5th World Weight Category Championship (2013)
Kumite Lightweight
| Rang | Catégorie | Champion | Pays |
| 1 | Kumite Lightweight | Takaichi Onuma | Japan |
| 2 | Kumite Lightweight | Piotr Moczydlowski | Poland |
| 3 | Kumite Lightweight | Eldar Ismailov | Ukraine |
| 4 | Kumite Lightweight | Naoya Kimura | Japan |
| 5 | Kumite Lightweight | Alexander Mikhailov | Russia |
| 6 | Kumite Lightweight | Pauyeden Sakauov | Kazakhstan
Kazakhstan |
| 7 | Kumite Lightweight | Julien Marquette | Canada |
| 8 | Kumite Lightweight | Roman Semchenko | Russia |
Kumite Middleweight
| Rang | Catégorie | Champion | Pays |
| 1 | Kumite Middleweight | Zenjyuro Mori | Japan |
| 2 | Kumite Middleweight | Yuta Sawamura | Japan |
| 3 | Kumite Middleweight | Igor Titkov | Russia |
| 4 | Kumite Middleweight | Shohei Yamamonto | USA |
| 5 | Kumite Middleweight | Andrey Zuborev | Russia |
| 6 | Kumite Middleweight | Lucian Gogonel | Romania |
| 7 | Kumite Middleweight | Mirel Iacob | Romania |
| 8 | Kumite Middleweight | Lasha Gabarev | Russia |
Kumite Heavyweight
| Rang | Catégorie | Champion | Pays |
| 1 | Kumite Heavyweight | Alejandro Navarro | Spain |
| 2 | Kumite Heavyweight | Shohei Kamada | Japan |
| 3 | Kumite Heavyweight | Ilya Karpenko | Russia |
| 4 | Kumite Heavyweight | Ivan Mezentsev | Russia |
| 5 | Kumite Heavyweight | Diego Da Silva | Brazil |
| 6 | Kumite Heavyweight | Darmen Sadvokasov | Russia |
| 7 | Kumite Heavyweight | Daiki Kobayashi | Japan |
| 8 | Kumite Heavyweight | Mohamed Eid Gorabi | Lebanon |
Kumite Super Heavyweight
| Rang | Catégorie | Champion | Pays |
| 1 | Kumite Super Heavyweight | Shoki Arata | Japan |
| 2 | Kumite Super Heavyweight | Goderdzi Kapanadze | Russia |
| 3 | Kumite Super Heavyweight | Zahari Damyanov | Bulgaria |
| 4 | Kumite Super Heavyweight | Steven Cujic | Australia |
| 5 | Kumite Super Heavyweight | Nikolai Davydov | Russia |
| 6 | Kumite Super Heavyweight | Satoru Araki | Japan |
| 7 | Kumite Super Heavyweight | Dawid Sarkhosyan | Russia |
| 8 | Kumite Super Heavyweight | Djema Belkhodja | France |