In a historic showdown at a sold-out Tokyo Dome, Naoya Inoue successfully defended his undisputed junior featherweight titles against Japanese rival Junto Nakatani on Saturday, May 2, 2026. In front of an electric crowd of 55,000, Inoue, boasting a pristine record of 33-0 with 27 knockouts, delivered a clean and clinical performance, securing a unanimous decision victory and solidifying his status as one of boxing's elite. The judges' scores reflected his dominance, coming in at 116-112, 115-113, and 116-112, all in favor of the reigning champion. With this win, Inoue retained his WBA, WBC, IBF, WBO, and Ring Magazine straps at 122 pounds, extending his unbeaten run in what was hailed as the biggest fight in Japanese boxing history.

The initial rounds saw both fighters displaying a cautious reluctance to engage, a testament to the immense respect shared between the two champions. This mutual admiration was evident throughout the contest, with both men touching gloves at the conclusion of most rounds and even exchanging smiles amidst the intense action. However, the tempo significantly picked up in Round 4 when Inoue, who is currently ranked No. 2 on ESPN's pound-for-pound list, began to open up, throwing his jab with increased precision and spite.

Nakatani, with a record of 32-1 and 24 knockouts, responded with renewed intent in Rounds 5 and 6, demonstrating his own technical prowess. He started Round 7 on the front foot, building impressive combinations. Not to be outdone, Inoue matched his challenger's efforts, working off his jab and effectively targeting the body, as both technicians vied for control and momentum. Heading into Round 8, Nakatani's coach, Rudy Hernandez, urged his fighter to adopt a more aggressive approach and 'let his hands go'.

Despite Nakatani's attempts to increase his aggression, Inoue's precise movement proved difficult to pin down. The champion continued to score consistently, doing just enough to secure the close rounds. In Round 9, Nakatani intensified his pressure but struggled to land a clean, impactful shot, as Inoue maintained his composure even when his younger opponent pressed forward. The fight briefly paused in Round 10 after a clash of heads resulted in a cut above Nakatani's left eye. Initially, the injury did not deter the challenger, who finished the round strongly, landing a right hook and punishing Inoue's body, outpacing the champion's output.

However, as blood began to pour into Nakatani's eye during the final two championship rounds, Inoue seized the opportunity. He ramped up his pace once again, reasserting control of the fight. In Round 11, Inoue found a second wind, landing two clean uppercuts – one with his right hand and one with his left – as the cut continued to bother Nakatani. The fight concluded with both pugilists exchanging combinations, and they embraced after the final bell, a symbol of the respect that permeated their historic encounter.