noun
four bales set slightly back on the ring's edge
Specific sumo term for the four bales placed slightly inward from the four corners of the dohyo, providing a small step for wrestlers pushed to the edge.
徳俵に足がかかって、かろうじて土俵を割らずに済んだ。
His foot caught on the tokudawara, and he barely avoided stepping out of the ring.