Insoluble

Insoluble is a 3-year-old filly from Japan, trained by Toshihiko Kobayashi. She is the offspring of the stallion Big Arthur and the mare Nishinobouquettoss. So far, Insoluble has won 1 race in her career. Her most notable victory occurred on August 13, 2023, at Morioka, where she was ridden by Masatoshi Yamamoto and won a prize of $2,118,205.00, defeating Yamasho Shine. Throughout her career, she has been a profitable horse for bettors, offering a 57 percent return on investment for those who backed her.