Yuki Yoza joined ONE Championship with a singular purpose: to pursue a specific opponent, claim a world title, and seize a decisive moment. On April 29th, these ambitions converge.
The ex-K-1 Champion is set to challenge Jonathan “The General” Haggerty, the reigning ONE Bantamweight Kickboxing World Champion, at ONE Samurai 1 in Tokyo’s Ariake Arena. Since his arrival at the premier martial arts organization, Haggerty has been Yoza’s primary objective. Securing this title shot required an impressive performance, highlighted by a dominant 3-0 streak culminating in a masterful victory over flyweight kickboxing legend Superlek at ONE 173. This undefeated run solidified the 28-year-old Team Vasileus fighter’s claim, transforming his long-desired bout into a well-deserved opportunity.
Yoza has meticulously studied the champion, observing a fighter with remarkable precision and few apparent weaknesses. Haggerty established his formidable reputation in the flyweight division, where he achieved two-division, two-sport championship status before ascending to bantamweight. His commanding five-round victory over Wei Rui at ONE 171 not only ended the Chinese star’s 21-fight winning streak but also underscored his increased threat level in the heavier division.
Yoza noted, “Since transitioning to bantamweight, I believe his already potent technique is now amplified by superior physicality. Every strike possesses greater impact, and his offensive pressure is palpable. He has evolved into a formidable threat, excelling in both speed and power.”
While his respect for Haggerty is sincere, it doesn’t translate into doubt. Yoza firmly believes that even in an almost flawless fighter, there are vulnerabilities to be exploited – whether it’s a specific rhythm, a recurring habit, or a momentary defensive lapse. His training camp has been entirely focused on identifying and leveraging these subtle openings.
He elaborated, “He is undeniably a well-rounded fighter with minimal weaknesses. His striking, kicking, defensive skills, and overall fight strategy are all top-tier, which explains his continued reign as champion. However, the more refined a fighter becomes, the more subtle, exploitable weaknesses emerge. My primary objective for this fight is to uncover and capitalize on those hidden opportunities.”
For Yoza, Tokyo represents more than just a fight location; it’s a stage he intends to dominate, fulfilling a promise to his loyal supporters.
He declared, “I promise to win the ONE belt. It is thanks to the unwavering support of everyone who has believed in me that I stand here today. On April 29th, I will demonstrate what it means for a Japanese fighter to claim a championship title. I will emerge as the face of ONE Samurai and propel ONE Championship into a new era!”

