Park Hyun-sung has one loss against one opponent on his MMA record. For a list of Hyun-sung's best fights, refer to "Best fights of Park Hyun-sung".
On August 2, 2025 Park Hyun-sung faced off against Tatsuro Taira in a flyweight bout at age 29. He was coming in with a record of 10-1 (9), and Taira was 25 years old and with a record of 16-1 (11). Hyun-sung lost the fight via 2nd-round submission.
