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Chiikawa the Movie: The Secret of the Mermaid Island poster

Film · Released

Chiikawa the Movie: The Secret of the Mermaid Island

“Until whenever.”

7.620261h 39mAnimationFamilyAdventure
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The short answerChecked against TMDB data

Chiikawa the Movie: The Secret of the Mermaid Island is a 2026 animation and family film, running 1h 39m. Its current release status is “Released”. Age rating: I in the United Kingdom.

No service is listed for the United Kingdom right now.

I age rating1h 39mAnimationFamily

Rated I in the United Kingdom — suitable for older children and teenagers; parental guidance recommended.

All key facts8
Type
Feature film
Released
2026-07-24
Runtime
1h 39m
Genres
Animation, Family, Adventure, Fantasy
Director
Kei Oikawa
Original language
Japanese
Status
Released
TMDB rating
7.6 / 10 · 13 votes

Facts come from TMDB and are refreshed automatically. Availability is per country and changes weekly — the United Kingdom row is what you see by default.

Availability

Where to watch in the United Kingdom

No service is listed for the United Kingdom right now. Rights move between services, so this can change without notice.

Streaming data by JustWatch, delivered through TMDB and cached for six hours — updating now. This site does not sell or host these streams.

Compare the services themselves? All streaming services, or read how availability works.

Synopsis

Feature film

Chiikawa and friends set off on a whimsical summer adventure to a mysterious island said to hide a long-lost mermaid secret. What starts as a fun getaway quickly turns into a heartwarming journey filled with surprises, gentle thrills, and adorable chaos. With sparkling seas, strange legends, and unforgettable encounters, the trio learns about courage, friendship, and the magic hidden in small moments.

Cast

14 names
Haruka AokiChiikawa (voice)
Makoto TanakaHachiware (voice)
Ari OzawaUsagi (voice)
Yuka IguchiMomonga (voice)
Takayuki AsaiKurimanju (voice)
Yuma UchidaRakko (voice)
Miyuri ShimabukuroShisa (voice)
Momo HarumiFuruhonya (voice)
Tsuguo MogamiShimajiro (voice)
Minori SuzukiSiren (voice)
Momoka TerasawaHitoha (voice)
Sayumi SuzushiroFutaba (voice)
Saeko OkiMermaid (voice)
Ayaka NanaseMermaid (voice)

Questions about Chiikawa the Movie: The Secret of the Mermaid Island

Quick answers
Where can I watch Chiikawa the Movie: The Secret of the Mermaid Island in the United Kingdom?

No subscription service is listed for Chiikawa the Movie: The Secret of the Mermaid Island in the United Kingdom right now. Availability changes weekly; pick another country in the selector to compare.

Is Chiikawa the Movie: The Secret of the Mermaid Island suitable for children?

Chiikawa the Movie: The Secret of the Mermaid Island is rated I in the United Kingdom. That rating covers the themes and content levels set by the local classifier, so use it together with your own judgement for younger viewers.

Is Chiikawa the Movie: The Secret of the Mermaid Island on PelisPlus UK?

Chiikawa the Movie: The Secret of the Mermaid Island has a full discovery page on PelisPlus UK with its synopsis, cast, ratings and runtime. PelisPlus UK does not host video files; playback opens the third-party player sources configured by the site operator.

What is Chiikawa the Movie: The Secret of the Mermaid Island about?

Chiikawa and friends set off on a whimsical summer adventure to a mysterious island said to hide a long-lost mermaid secret. What starts as a fun getaway quickly turns into a heartwarming journey filled with surprises, gentle thrills, and adorable chaos. With sparkling seas, strange legends, and unforgettable…

How long is Chiikawa the Movie: The Secret of the Mermaid Island?

Chiikawa the Movie: The Secret of the Mermaid Island runs for 1h 39m. The certification and runtime come from TMDB and can differ by region.

Can I watch the Chiikawa the Movie: The Secret of the Mermaid Island trailer?

Yes. Press Watch trailer to play Official Teaser Trailer (Malaysia) without leaving this page. The trailer is embedded from YouTube.

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