Manaka Shida, affectionately known as "Mona," has made a significant mark in the world of Japanese entertainment, particularly as a member of the popular idol group Keyakizaka46. Her infectious laughter and vibrant personality made her a standout on the group's variety show "Keyakitte, Kakenai?," where she fostered a warm atmosphere among her peers. Although she stepped back from her idol activities in late 2018, Shida returned to the spotlight in 2019, diversifying her career through acting, radio, and even launching her skincare brand, "pui." Collectors particularly seek out her notable film, "Our Lies and Truths: Documentary of Keyakizaka46" (2020), which offers an intimate look at the group's dynamics and Shida's unique contributions. This documentary not only captures her charm but also serves as a vital piece of memorabilia for fans of the idol genre, making it a must-have for any collector dedicated to documenting the evolution of J-pop culture and its icons. Shida's works embody a blend of nostalgia and contemporary significance that continues to resonate with fans and collectors alike.