Numakage Public Pool (2026): Cast, Story and Release Details

Prepared by Movies Dock Editorial

Numakage Public Pool follows the emotional aftermath of a longtime Tokyo suburban pool’s demolition. Through the experiences of elderly swimmers, families and the local gay community, the Japanese documentary considers how places can shape memory, identity and belonging—and why losing one can feel like losing part of a shared life.

Numakage Public Pool focuses on the disappearance of a cherished public space rather than a conventional personal loss. For more than 50 years, the Tokyo suburban pool at its center served as a place of exercise, happiness and connection for people across generations.

Director Shingo Ota frames the documentary around the grief that follows when urban development removes a familiar part of community life. The film’s subject is a swimming pool, but its larger concern is the meaning people attach to places that become woven into their identities and memories.

Numakage Public Pool movie details

Story without spoilers

The documentary examines the response to the demolition of a beloved Tokyo-area public pool, affectionately known as “the ocean.” Elderly swimmers, families and members of the local gay community had each found health, joy or belonging there over the decades.

As the pool disappears because of urban development, Numakage Public Pool follows the emotional consequences of that change. Its account is structured around the five stages of grief, using personal moments to consider how people say goodbye to a place that has offered healing, familiarity and shared experience without being tied to a death.

What to expect

Numakage Public Pool is a Japanese documentary with an intimate, community-centered premise. Rather than presenting the pool simply as a demolished structure, it explores the emotional role a public place can play in the lives of the people who use it.

The five stages of grief provide the documentary’s stated framework, while the range of people connected to the pool gives the subject a multigenerational and inclusive perspective. Viewers can expect a reflective treatment of memory, identity, belonging and the effects of urban development, with the focus kept on the human meaning of the loss.

Cast and creative team

The documentary is directed by Shingo Ota. No cast or writing credits are supplied; as a documentary, its focus is on the people and communities connected to Numakage Public Pool.

Release and production context

Numakage Public Pool is a 2026 documentary from Japan, spoken in Japanese. It has a runtime of 1 hour and 24 minutes. The supplied release date is September 5, 2026, and the film is listed as released.

Numakage Public Pool official trailer

Watch the official trailer on YouTube

Movies Dock view

Numakage Public Pool treats the loss of a public swimming pool as a way to examine the broader bonds formed around shared places. Its subject offers a focused, human-scale look at how demolition can unsettle memory, identity and community, especially for those who regarded the pool as part of home.

Film data:
TMDB · IMDb