Naoya Inoue

Naoya Inoue defended an undisputed boxing championship four times in 2025. He began in Tokyo by stopping Ye Joon Kim in the fourth round, then travelled to Las Vegas, recovered from a second-round knockdown and stopped Ramon Cardenas in the eighth. In Nagoya, he defeated former unified champion Murodjon Akhmadaliev by unanimous decision over twelve rounds. A further unanimous decision against Alan Picasso in Riyadh closed the year with the WBA, WBC, IBF and WBO super-bantamweight titles still in his possession and his professional record at 32–0.

The sequence shows why Inoue's work cannot be reduced to punching power. A late-replacement contest demanded rapid adjustment; the Cardenas bout tested recovery under immediate danger; the two full-distance defences required pace, judgement and tactical control across championship rounds. Inoue is based in Yokohama and competes from Ohashi Boxing Gym, with each result attributable directly to his performance in the ring. The wider importance lies in the burden attached to an undisputed title. Every defence places all four belts at risk, while frequent activity compresses recovery, opponent study and travel. Inoue accepted that risk four times across Japan, the United States and Saudi Arabia. The completed record gives Asian boxing a champion whose international standing rests on current defences rather than inherited recognition, and whose 2025 season can be evaluated fight by fight without relying on promotional labels.