

On Summer Sand
In parched Nagasaki, grieving Koura drifts after losing his son. When his sister leaves her daughter in his care, an unexpected life together begins.
TMDB
8.1/10
10 votes
IMDb
Not rated yet
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- Status
- Released
- Budget
- —
- Box office
- —
- Language
- Japanese
- redemption
- based on play or musical
- dysfunctional family
- coming of age
- grief
- summer
- separation
- surrogate father
- uncle niece relationship
- based on opera
- child loss
- nagasaki, japan
Top billed cast
Behind the camera
Where to watch
Availability for United States. Provided by JustWatch through the TMDB API.
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Release dates
AustriaAT
- PremiereJapannual2 Oct 2025
ChinaCN
- PremiereShanghai International Film Festival20 Jun 2025
JapanJP
- Theatrical4 Jul 2025
Frequently asked questions
On Summer Sand was released on 4 July 2025.
Audience reviews
1- A8/10
Alunauwie
8/4/2026
On Summer Sand (2025) is a heartfelt drama about two lonely people learning to heal from grief, trauma, and abandonment through an unexpected bond. Its natural performances, warm summer atmosphere, and subtle emotional storytelling create a deeply moving experience without relying on dramatic twists. Overall, it's a quiet yet rewarding film that's well worth watching for fans of character-driven dramas. > by aluna…
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