Makio, a kunoichi and one of Tengen Uzui’s three wives, operates as a key support figure in the Entertainment District Arc. Trained in a shinobi environment that dismissed female ninjas as physically inferior to males, she internalized survival-focused tactics over direct combat—a philosophy later challenged by Tengen’s emphasis on self-preservation, which she hesitantly adopts. Her pale skin, golden-brown eyes, and black hair tied with loose bangs frame a striking appearance. She wears a red sleeveless dress secured by a black obi, leg bandages, and zōri sandals, transitioning post-retirement to a scarlet kimono with white underlayers. Kunai stored in her obi underscore her combat readiness. Bold and headstrong, Makio frequently clashes with co-wife Suma, rebuking her emotional outbursts—slapping her for falsely declaring a co-wife’s death or silencing her during Tengen’s poisoning. Yet beneath her abrasive demeanor lies fierce loyalty: she clings to Tengen in tearful relief after his recovery, voices concern over his declining health, comforts Hinatsuru during distress, and thanks Tanjiro for aiding their victory. Deployed undercover as a courtesan in Ogimoto House to probe disappearances linked to Daki, Makio withstands capture and interrogation by Daki’s obi, refusing to betray her mission. Rescued by Inosuke, she evacuates civilians and tends to Tengen’s injuries post-battle. Later, she aids Tengen during Hashira Training by coordinating supplies and encouraging Tanjiro, then visits the Kamado siblings post-Muzan’s defeat, chastising Suma for overly exuberant interactions with Nezuko. Retiring with Tengen and her co-wives, she appears in a group photo and scenes of playful field reunions. Her skills, rooted in stealth and kunai tactics, prioritize intelligence-gathering and evacuation over direct combat. This pragmatic approach, blending her survivalist upbringing with Tengen’s teachings, cements her role as a strategist and emotional anchor, balancing hardened discipline with evolving camaraderie.