52nd All-Japan Open Championship in Kyokushin (SHIN (WKO)), 2020
Winners
- Kembu Iriki — Japan
- Daiki Kato — Japan
- Yuta Goto — Mac
- Yuto Eguchi — Japan
- Yuya Tanaka — Yamada Dojo
- Nariyoshi Tada — Japan
- Ritsuya Tsuchihashi — Byakuren
- Yuto Fukuchi — Byakuren