Sumo is usually reserved for athletes weighitng over 150 kilos. But one school, « Michinoku Beya », opened its doors to young people who may not have physical abilities to succeed in this sport. Students will integrate the stable at the age of 15, and are training several hours a day. All of them are living together in the school, and participate, 6 times a year, to tournaments to improve their rank. This sport requires many sacrifices, will and perseverance, with the goal of becoming Supreme Champion, or « Yokozuna » as it's called...