YOASOBI brings it's fifth-anniversary single including the main theme song of the animation film 'Fureru.' produced by Tatsuyuki Nagai (director), Mari Okada (scriptwriter), and Masayoshi Tanaka (character designer) of 'Anohana.' It also comes with the original novel by Mari Okada and a booklet based on the picture book featured in the film, including newly-drawn illustrations.