RIZIN 31(2021)

Yutaka Saito vs. Juntaro Ushiku

RIZIN 31 is a mixed martial arts event held at Pia Arena MM in Yokohama, Japan. The card features a featherweight title bout as its main event, with champion Saito defending his belt for the first time against regional champion Juntaro Ushiku. The matchup pits an established titleholder against a rising challenger in a high-stakes contest that determines the future of the division. RIZIN 31 showcases Japan's premier combat sports promotion at a pivotal moment, delivering intense competition and the kind of technical grappling and striking that defines elite-level MMA. Fans of fighting sports will find compelling action across the event's full lineup.