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Chiikawa the Movie: The Secret of the Mermaid Island

Chiikawa the Movie: The Secret of the Mermaid Island
★ 7.6/10•2026•1h 39m•I•Animation•Family•Adventure

Until whenever.

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.

Kei Oikawa · Director

Nagano · Screenplay

StatusReleased
Runtime1h 39m
LanguageJA
Release DateJul 24, 2026
Revenue$121,143,735

Actors

Haruka Aoki

Haruka Aoki

Chiikawa (voice)

Makoto Tanaka

Makoto Tanaka

Hachiware (voice)

Ari Ozawa

Ari Ozawa

Usagi (voice)

Yuka Iguchi

Yuka Iguchi

Momonga (voice)

Takayuki Asai

Takayuki Asai

Kurimanju (voice)

Yuma Uchida

Yuma Uchida

Rakko (voice)

Miyuri Shimabukuro

Miyuri Shimabukuro

Shisa (voice)

Momo Harumi

Momo Harumi

Furuhonya (voice)

Tsuguo Mogami

Tsuguo Mogami

Shimajiro (voice)

Minori Suzuki

Minori Suzuki

Siren (voice)

Momoka Terasawa

Momoka Terasawa

Hitoha (voice)

Sayumi Suzushiro

Sayumi Suzushiro

Futaba (voice)

Saeko Oki

Saeko Oki

Mermaid (voice)

Ayaka Nanase

Ayaka Nanase

Mermaid (voice)

Nozomi Nagumi

Nozomi Nagumi

Mermaid (voice)

Chihiro Kawakami

Chihiro Kawakami

Representative of the Islanders (voice)

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