Join BBC journalist Mariko Oi as she delves into the fascinating world of sumo wrestling, Japan’s national sport with over 1,500 years of history. Discover the intense training regimes, where wrestlers consume a whopping 10,000 calories daily, including the hearty chanko nabe. Hear from Aonishiki Arata, a Ukrainian wrestler training in Japan, about his disciplined daily life. Fans Mirai and Ricardo share their love for the sport’s speed, strategy, and tradition, while Mariko highlights sumo's growing international presence, including tournaments now being held in London.