3.1 Tatami Specifications

All IJF-sanctioned competitions take place on a regulation tatami (competition mat) meeting the following dimensional requirements: Total Platform: Minimum 14 m × 14 m (46 ft × 46 ft), encompassing the contest area, danger zone, and safety zone.; Contest Area: 8 m × 8 m (26 ft × 26 ft) to 10 m × ...

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