Animation ·Family · Japan · 2026 0

Chiikawa the Movie: The Secret of the Mermaid Island

映画ちいかわ 人魚の島のひみつ

Chiikawa the Movie: The Secret of the Mermaid Island poster
Director
Kei Oikawa
Cast
Haruka Aoki as ちいかわ (voice) Makoto Tanaka as ハチワレ (voice) Ari Ozawa as うさぎ (voice)
Crew
Masaharu Okazaki — Director of Photography ナガノ — Screenplay
Tagline

Meet you at the Island ✨

Synopsis

Feature-length Story based on the "Siren Arc" from Nagano's popular Manga.

Trailer Chiikawa the Movie: The Secret of the Mermaid Island — Official Trailer
Official Trailer youtube.com
Mood & Themes
based on mangaanime
Key Collaborators
Kei Oikawa Director Masaharu Okazaki Director of Photography ナガノ Screenplay
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Kei Oikawa directed Chiikawa the Movie: The Secret of the Mermaid Island. Explore their complete filmography and the collaborators who shaped their vision.

Kei Oikawa's filmography → More Animation → More Family → Masaharu Okazaki's cinematography →
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