
The live-action film of Kyūgō’s Monster in Sheep’s Clothing opens in Japan on December 11, and the full cast is now public. Nobuyuki Suzuki plays Jun Igawa, with Haru Kashiwagi of the boy group Bullet Train as Daichi Kusakabe.
The film had its premiere at the Tokyo International Film Festival on October 28. An official X account for the adaptation opened last month, and a clip went out on Tuesday showing Daichi getting thrown off when Igawa invites him out for a drink.
Rounding out the cast are Rinka Kumada, Nagisa Saitō, Kaito Yoshimura, Toshie Negishi and Reika Kirishima. Yang Liping directed, Erika Nakayama and Daishi Iga wrote the script, Hidekazu Sakamoto composed the music, and Amazon MGM Studio produced.
What the story is
TIFF’s synopsis describes a college junior named Daichi who cannot work out why Igawa, his sister’s fiancé, would choose her. Igawa looks flawless to everyone else. As he helps Daichi through a rough patch with job hunting and the rest of it, Daichi starts to fall for him, and knows exactly how bad an idea that is.
That is a small story by design. The drama sits in the gap between what Daichi wants and what he is allowed to want, and the fiancé being family is what makes the whole thing impossible rather than merely awkward.
The manga is timed to the film
Tokuma Shoten published the first volume in June 2021. The fourth volume ships on December 25, two weeks after the movie. That timing is not a coincidence, and it is the standard playbook for an adaptation: release the film, then hand the cinema audience a book to buy on the way out.
Kyūgō is not a new name for English-language readers. Tokyopop published You & Me, Etc. through its Blu imprint, and the six-volume Acid Town ran in Gentosha’s Rutile magazine from 2008 with an English release from the same publisher. Both are boys’ love titles from an artist who has been working in the genre for close to twenty years, which makes a feature film adaptation a step up rather than a debut.
Why the casting matters
Suzuki has spent the last decade in television drama; Kashiwagi comes from a pop group with a teenage fanbase. Pairing them puts two different audiences in the same theater, and the film needs both. Boys’ love adaptations have become one of the more reliable corners of the Japanese film market in the past few years, largely because they arrive with a built-in readership and a cast that can sell tickets on name recognition alone.
The comparison worth making is the Mashle live-action film and the Fukakōryoku no I Love You adaptation, both set for 2027. Japanese studios are treating manga-to-film as a factory line now, and the gap between announcement and release keeps shrinking. Monster in Sheep’s Clothing went from an X account in October to a December opening in under three months, with a festival slot in between.
No international release has been announced. Amazon MGM’s involvement is the part to watch there, since it gives the film a route to streaming that most Japanese live-action titles do not have.
Source: Anime News Network
Featured image: Poster for the live-action Monster in Sheep’s Clothing film, via Anime News Network.


