IKO - International Karate Organization - 45th All Japan Open Karate Championship (2013)
Male Kumite
| Rang | Catégorie | Champion | Pays |
| 1 | Male Kumite | Kyohei Ajima | Japan |
| 2 | Male Kumite | Alejandro Navarro | Spain |
| 3 | Male Kumite | Cyril Kochnev | Russia |
| 4 | Male Kumite | Takaichi Onuma | Japan |
| 5 | Male Kumite | Shohei Kamada | Japan |
| 6 | Male Kumite | Ivan Mezentsev | Russia |
| 7 | Male Kumite | Mikio Ueda | Japan |
| 8 | Male Kumite | David Sarkhoshyan | Russia |