Sumo Tournament 2025 July. Every year, the japan sumo association hosts six grand sumo tournaments, or honbasho, and each competition lasts 15. Every year, the japan sumo association hosts six grand sumo tournaments, or honbasho, and each.

Six major sumo tournaments (called honbasho) are held during the year—one on each odd month, each taking place over 15 consecutive days. Tickets will go on sale from december 7, 2024 at 10:00am jst.