3rd World Open Championship in Kyokushin karate (Rengokai). Toyama, Japan, 10–11 November 2012.
Winners
- Takuma Koketsu — Japan
- Jonathan Tineo — Spain
- Kevin Wiklund — Sweden
- Yuhei Ashitaka — Japan
- Akihito Teruya — Japan
- Jonathan Redondo — Spain
- Masaru Sato — Japan
- Syota Yamaguchi — Japan