46th All-Japan Open Championship — IKO (2014)
53rd All-Japan Open Championship — IKO (2022)
52nd All-Japan Open Championship — IKO (2020)
50th All-Japan Open Championship — IKO (2018)
57th All-Japan Open Championship — IKO (2025)
56th All-Japan Open Championship — IKO (2024)
54th All-Japan Open Championship — IKO (2022)
1st World Championship in Kyokushin (1975)
2nd World Championship in Kyokushin (1979)
9th World Championship in Kyokushin (2007)
