D S Magnum

D S Magnum is an 8-year-old brown mare from Japan, trained by Isamu Kubo. She is the offspring of the stallion Smart Boy and the mare Best Hit. Throughout her career, D S Magnum has achieved one victory. On February 3, 2023, at Kawasaki, she was ridden by Seiji Yamazaki and secured her most notable win, earning $1,316,701 by defeating Air Seiran.