Rules Video - Knee on BellyjjfphilJun 8, 20201 min readThe JJAU release its supplemental rules video on the knee on belly. Be sure to review the official rule book to get familiar with all the rules of JiuJitsu Newaza competition.
The JJAU release its supplemental rules video on the knee on belly. Be sure to review the official rule book to get familiar with all the rules of JiuJitsu Newaza competition.
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