In a highly anticipated matchup at ONE SAMURAI 1 held in Tokyo, Chihiro Sawada showcased her skills by submitting Ayaka Miura in the first round. The fight, which served as a world title eliminator, saw Sawada remain composed against Miura's aggressive tactics. After successfully defending against an early takedown, Sawada gained the upper hand and executed a perfectly timed armbar, forcing Miura to tap at 4:33 of Round 1. This victory marks Sawada's sixth win in ONE Championship, elevating her record to 12-1. With this win, she has earned a shot at the ONE Women's Atomweight MMA World Championship, challenging the reigning champion Denice ‘The Menace’ Zamboanga from the Philippines. The match highlighted Sawada's growth as a fighter and her readiness for the biggest challenge of her career.