Maizono Sayaka is depicted in a dynamic standing pose that captures her idol persona: graceful lines, a confident stance, and a hint of playful charm. The figure presents her in a meticulously crafted outfit that echoes her on-screen stage costumes, with flowing hair sculpted to suggest movement and a tiny microphone accessory that hints at her pop idol talent. Fine detailing on the dress, accessories, and base conveys KDG Toy-Box's attention to craftsmanship. The facial expression combines warmth and resolve, inviting fans to imagine Sayaka's stage presence and the kindness she shows to her friends. Overall, the piece conveys energy, innocence, and star-quality appeal.

Sayaka Maizono is introduced as the class's charismatic Ultimate Pop Sensation, a cheerful and supportive friend who uses her talent to lift others. Her backstory emphasizes resilience, ambition, and a belief in teamwork, making her a natural center of the group’s early camaraderie. Throughout the series, she navigates friendships, moral choices, and the pressure of looming danger, often serving as a moral compass for classmates who are frightened. Her presence highlights themes of hope, performance, and sacrifice, illustrating how talent can inspire while also exposing vulnerability in a high-stakes environment.