Twelfth favorite Sambista surged clear up the straight for a 1-1/2 length victory at the Champions Cup on Sunday.
Italian jockey Mirco Demuro steered the 6-year-old mare to her first-ever G1 victory on the JRA circuit in a time of 1 minute, 50.4 seconds in the 1,800-meter dirt race at Chukyo Racecourse.
Sambista earned ¥94 million in prize money for accomplishing the feat, followed in second by third pick Nonkono Yume. Sound True was a further neck behind in third place.