Overview

• Zamboanga confirmed her withdrawal via social media, citing undisclosed medical reasons and issuing apologies to Miura, ONE Championship, sponsors, and fans.
• The bout had been slated for November 16 at Tokyo’s Ariake Arena as Zamboanga’s first defense of the ONE women’s atomweight MMA title.
• The champion did not disclose a timeline for recovery and vowed to return stronger once cleared to compete.
• Miura’s canceled opportunity follows a five-fight winning streak that secured her shot at the belt.
• ONE 173 remains a major card featuring three title fights, including Superbon vs. Masaaki Noiri, Oumar “Reug Reug” Kane vs. Anatoly Malykhin, and Yuya Wakamatsu vs. Joshua Pacio.