The film is directed by Masahiro Shinohara (Is the Order a Rabbit? Bloom assistant director), with Kouji Masunari (Blue Period chief director) as the film’s supervisor, Yuuko Kakihara (Buddy Daddies, Blue Orchestra) as screenwriter, Rio (Sorcerous Stabber Orphen: Doom of Dragon`s Sanctuary) as character designer, and Masaru Yokoyama (Mashle) as music composer. CloverWorks is handling the film’s animation production. 

Voice actress Asaki Yuikawa is also voicing the film’s protagonist Yu Higashi. 

Japanese music group MAISONdes will also be performing the film’s main theme song, which was shortly previewed in the trailer. 

The novel delves into the realm of fiction while drawing inspiration from the personal experiences of Takayama and fellow idols. It captivatingly unfolds a coming-of-age narrative centered around Yu Hiagshi, a high school student embarking on a remarkable 10-year journey to fulfill her dream of becoming a professional idol. With a deep commitment to preserving the essence of her novel, Takayama played a pivotal role in the development and production of the feature film adaptation, ensuring that her vision was faithfully translated to the screen. This level of involvement from the author adds an extra layer of authenticity and passion to the adaptation, promising an immersive and true-to-source storytelling experience.