J K Boss

J K Boss is a 5-year-old female horse from Japan, trained by H Sasaki. She is the offspring of the stallion American Patriot and the mare Altoona. Throughout her career, J K Boss has achieved victory in three races. Her most notable win occurred on May 17, 2023, at Kawasaki, where she was ridden by Norifumi Mikamoto and secured victory in Race 8 (C1), earning a prize of $1,436,401.00, defeating M O Crystal.