Sutradara : Nobuyuki Sakakibara
Yutaka Saito vs. Juntaro Ushiku
RIZIN 31 live from the Pia Arena MM in Yokohama, Japan. The Main event will be a featherweight title match. The champion, Saito, will put the belt on the line for the first time when facing regional champion Juntaro Ushiku.
