Win Primus

Win Primus is a 4-year-old bay filly from Japan, trained by Junichi Yoshihashi. She is the offspring of the stallion Roses In May and the mare Win Premier. Throughout her career, Win Primus has secured 4 victories. Her most notable win occurred on September 6, 2023, at Nagoya, where she was ridden by Seigo Tsukamoto, earning a prize of $521,640 and defeating Mainzer. She has proven to be a lucrative investment for bettors, yielding a 77 percent return on investment for those who have supported her throughout her career.