The novel Whoever Steals This Book He will jump to the big screen with a movie Anime already in production. The announcement was accompanied by the presentation of the team that will be in charge of the project. The news has moved fans who are curiously waiting for this new adaptation.
Reveal promotional image and official preview of the new anime

The novel whoever steals this book, written by nowaki fukamidori, will make the leap to Big screen. It will have a cinematographic adaptation already underway, scheduled to premiere in 2026. The announcement was made this Tuesday, May 3 through the official website of the project. There, a promotional image, a first advance and the key names behind this production were also revealed.
The movie will be produced by Kagokan and distributed by Kadokawa Animation. The address will be in charge of Daisei Fukuoka, known for radiant The script will be written by Yasuhiro Nakanishi, who worked in Kaguya-sama: Love is War. Character design and animation direction will be in the hands of Keiko Kurosawa, responsible of Astra Lost in Space. The music will be composed by Michiru Oshima, famous for Fullmetal Alchemist.

Also, the novel Whoever Steals This Book It was first published in 2020 by Kadokawa, marking the beginning of a story that has been gaining popularity. Subsequently, an adaptation to the manga illustrated by Kakeru Sora, which began to be published in 2021 inside the magazine Young Ace. To further expand the universe of the work, in 2023 A derivative novel entitled Kūsō no umi. This has served to maintain interest and connection with followers.
With a production team that has recognized experience and projects, this new adaptation is emerging as a strong bet within the contemporary anime. Thanks to this support, the expectation grows. More and more people are looking forward to this story becoming one of the outstanding premieres of next year.

Whoever Steals This Book has the following description:
Mifuyu is a high school student who lives surrounded by a huge collection of books inherited from her great-grandfather. The collection is in an old library known as Mikura Hall. Although her family has cared for that legacy with devotion, she has never felt a special connection with books. However, everything changes when some volumes mysteriously disappear and an old curse is activated. The people are transformed according to the stories of the stolen books. To restore order, Mifuyu will have to catch the thief with the help of Mashiro. Mashiro is an enigmatic girl who will guide her through fantastic worlds inspired by every story.
©2026 . 深緑野分/Kadokawa/「この本を盗む者は」製作委員会