Daikuuji Ayu is depicted in a classic Japanese school uniform with a tailored blazer, a crisp blouse, and a neatly pleated skirt. The figure captures her gentle, bright personality through a warm facial expression and softly defined eyes, with long, flowing hair arranged to frame her face. Subtle shading and fine paint applications highlight the folds of the uniform and the texture of the hair, giving a sense of depth and movement. The character stands in a relaxed, approachable pose that invites fans to imagine everyday moments from the series. Her 1/6 scale offers a balance of detail and presence on shelves.

Daikuuji Ayu is a central yet approachable figure within Kimi ga Nozomu Eien. As a warm-hearted classmate and friend to the main cast, she often acts as a source of encouragement and emotional honesty, grounding the story’s more complicated relationships. Her interactions reveal themes of friendship, resilience, and the impact of choices on those around her. Across the narrative, Ayu's kindness and stubborn optimism help others face difficult revelations and heartbreak, making her a memorable catalyst for moments of growth. Her presence reflects the series’ exploration of memory, love, and the fragile nature of adolescence.