Numb (2026): Cast, Story and Release Details

Prepared by Movies Dock Editorial

Numb follows a boy who stops speaking after growing up under a tyrannical father and amid a complicated bond with his mother. Set on Japan’s northern coast, the 2026 Japanese drama traces his return home, his struggle to find belonging, and the choices that shape his future.

Numb is a Japanese drama centered on a boy who no longer speaks and the family history that has shaped his identity. Raised on Japan’s northern coast, he grows up caught between fear of his tyrannical father and a difficult love for his mother.

When he returns to seek out his father, the journey forces him toward a decisive point in his life. Written and directed by Takuya Uchiyama, the film has a 1-hour, 58-minute runtime and explores childhood trauma, family conflict and the search for belonging.

Numb movie details

Story without spoilers

The story follows Daichi, a boy whose silence reflects a childhood marked by poverty, family instability and a tyrannical father. Although he resents his mother, he also loves her, leaving him with an unresolved emotional bond as he grows up without a clear place to belong.

As a young man, Daichi returns to Japan’s northern coast to find his father. That decision sets his fate in motion and places his identity, memories and family relationships at the center of the drama. The premise presents Numb as a coming-of-age story shaped by trauma and a complicated mother-son relationship.

What to expect

Numb is presented as a serious family drama and coming-of-age story rather than a plot-driven genre film. Its premise focuses on silence, identity, childhood trauma, poverty and the lasting effects of a dysfunctional family.

The northern coastal setting and the film’s semi-autobiographical classification provide the broader context for Daichi’s return. Viewers can expect the story to remain focused on his relationship with his parents, especially the tension between resentment and love in his bond with his mother, without relying on supernatural or action elements.

Cast and creative team

Takumi Kitamura plays Daichi. The cast also includes Rie Miyazawa, Tsukasa Enomoto, Anji Kato, Haruto Akimoto, Masatoshi Nagase and Mariko Akama.

Takuya Uchiyama serves as both director and writer, giving him creative responsibility for the film’s story and direction.

• Takumi Kitamura as Daichi
• Rie Miyazawa
• Tsukasa Enomoto
• Anji Kato
• Haruto Akimoto
• Masatoshi Nagase
• Mariko Akama

Release and production context

Numb is a 2026 Japanese production from RIKI PROJECT and ColorBird. It is listed as released on September 25, 2026, with a runtime of 1 hour and 58 minutes. The film is in Japanese and comes from Japan.

Production companies: RIKI PROJECT, ColorBird

Movies Dock view

With its focus on a boy shaped by family trauma and his return to confront his origins, Numb offers a grounded dramatic premise built around identity, silence and belonging. Its Japanese setting, semi-autobiographical context and central parent-child conflict define the film’s profile without revealing how Daichi’s story concludes.

Film data:
TMDB · IMDb