Watch the toughest sumo wrestlers clash in the ring live on NHK WORLD-JAPAN! GRAND SUMO LIVE offers live coverage of days 1, 8, 14 and 15—the final day—of every GRAND SUMO tournament. Don't miss it! (Live coverage starts at 5:10 p.m. (JST) on all days except Day 15, which starts from 4:30 p.m. (JST)