IKO - International Karate Organization - 42nd All Japan Open Karate Championship (2010)
Open Kumite
| Rang | Catégorie | Champion | Pays |
| 1 | Open Kumite | Tariel Nikoleishvili | Russia |
| 2 | Open Kumite | Zenjyuro Mori | Japan |
| 3 | Open Kumite | Kentaro Tanaka | Japan |
| 4 | Open Kumite | Hideo Sawada | Japan |
| 5 | Open Kumite | Shoki Arata | Japan |
| 6 | Open Kumite | Daiki Kobayashi | Japan |
| 7 | Open Kumite | Lechi Kurbanov | Russia |
| 8 | Open Kumite | Shohei Kamada | Japan |