42nd All-Japan Open Championship in Kyokushin (IKO), 2010
Winners
- Tariel Nikoleishvili — Russia
- Zenjyuro Mori — Japan
- Kentaro Tanaka — Japan
- Hideo Sawada — Japan
- Shoki Arata — Japan
- Daiki Kobayashi — Japan
- Lechi Kurbanov — Russia
- Shohei Kamada — Japan