A Shin Eight is a 4-year-old female horse from Japan, trained by T Tanaka. She is the offspring of the stallion A Shin Top and the mare A Shin Malt. Throughout her career, A Shin Eight has achieved one victory. On June 25, 2023, at Hakodate, she was ridden by Yuji Tannai and secured her biggest win to date, earning $21,253,244.00, by defeating her competitors.