Miyuu Yamamoto entered Rizin FF 32 hoping to exact a measure of revenge some five years later. Instead, she ended up on the wrong side of another finish. Rena Kubota , 30, won Saturday’s main event over 47-year-old Yamamoto, defeating her by knockout at Okinawa, Arena, in Okanawa, Japan. After a solid first round for Yamamoto (6-6) where she controlled the ground, the end game in the second. With both women standing, Yamamoto shot in for a takedown, which Kubota (12-3) countered with a perfectly timed knee that landed flush on the face