Whoever Steals This Book Sets September 4 Release in Indonesia

CGV Cinemas announced Tuesday that Whoever Steals This Book (Kono Hon o Nusumu Mono wa) will reach Indonesian theaters on September 4. The anime film adapts Nowaki Fukamidori's fantasy novel.

The film debuted in Japan in December 2025. Kadokawa Animation is handling distribution.

The cast includes:

• Rin Kataoka as Mifuyu Mikura
• Sora Tamaki as Mashiro
• Nao Tōyama as Hirune Mikura
• Junichi Suwabe as Ayumu Mikura
• Shizuka Itō as Keiko Yosano
• Shimba Tsuchiya as Takafumi Haruta
• Romi Park as Tamaki Mikura
• Shigeru Chiba as Junichirō Kaname
• Ryōta Suzuki as Tanbi Che
• Reina Ueda as Natsume Harada
• Tomokazu Seki as Osamu Kikuchida
• Rie Takahashi as Shiori Haruta
• Yō Taichi as Kakihara
• Makoto Koichi as Hiroda
• Yumiri Hanamori as Takayama
• Hitomi Ueda as Osanai
• Manaka Iwami as Uhara
• Jun Fukuyama as Mysterious Man
• Inori Minase as Kazune Mikura, Mifuyu's late mother
• Akio Ōtsuka as a coffeehouse owner
• Shun Horie as “Tori no Negima” (Chicken and Onion Skewer)
• Masaya Matsukaze as a coffeehouse regular

YUKI, formerly the vocalist of Judy and Mary, sings the theme song, “Share.”

Yen On licensed the novel and published it in February 2025. Its synopsis follows Mifuyu, a high school student whose great-grandfather left behind Mikura Hall, an enormous library.

Her father now looks after the collection, but Mifuyu lacks her family's enthusiasm for books. When someone steals several volumes, an ancient curse transforms the town to reflect their stories.

Mifuyu must find the thief to restore the town. A mysterious girl called Mashiro joins her journey through the different story worlds.

Kadokawa originally published the novel in 2020. Kakeru Sora's manga adaptation ran in Kadokawa's Young Ace magazine from December 2021 through March 2023.

Yen Press published all three collected manga volumes in English. Kadokawa also released Fukamidori's spinoff novel, Kūsō no Umi (Fantasy Sea), in May 2023.

The film's principal production staff and their previous credits include:

• Director: Daisei Fukuoka at Kagome Company (KAGOKAN); series director on Radiant, with credits on Danganronpa 3: The End of Hope's Peak High School: Despair Arc and Future Arc, and Phantom of the Idol.
• Script: Yasuhiro Nakanishi, whose credits include Kaguya-sama: Love is War, No Longer Allowed In Another World, and Shy.
• Character design and animation direction: Keiko Kurosawa, whose credits include Astra Lost in Space and Asobi Asobase -workshop of fun-.
• Music: Michiru Ōshima, whose credits include Fullmetal Alchemist and Little Witch Academia.
• Animation producer: KAGOKAN founder Yūji Higa, whose credits include Danganronpa 3: The End of Hope's Peak High School: Despair Arc, Asobi Asobase -workshop of fun-, and Radiant.

Additional staff include:

• Color key artists: Eriko Murata and Tarō Kaguchi
• CG director: Kōji Ichikawa
• 2D design: Aya Kubota
• Compositing director of photography: Yuichiro Tozawa
• Editor: Kengo Shigemura
• Sound director: Fumiyuki Go