A season of professional sumo Sumo tournament. Open competition a year 6: May September January March, July and November, each time it takes a long time for 15 days.
Sumo Sumo season of his career. The competition is open 6 times per year in January, March, May, July, September and November, each session lasts for 15 days.
the season of professional wrestler sumo open competition each year 6 times was in January. March, may, July, August and November. Each time for 15 days.