Chiikawa the Movie: The Secret of the Mermaid Island
Until whenever.
7.0(1) 2026-07-24 99 minAnimationFamilyAdventureFantasy
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.
DirectorKei Oikawa
ScreenplayNagano
Original Music ComposerShugo Tokumaru
Original Music ComposerChikara Uemizutaru
ProducerTaro Imafuku
ProducerNaoto Shoji
ProducerMasataka Komine
Cast & characters
Haruka Aoki
as Chiikawa (voice)
Makoto Tanaka
as Hachiware (voice)
Ari Ozawa
as Usagi (voice)
Yuka Iguchi
as Momonga (voice)
Takayuki Asai
as Kurimanju (voice)
Yuma Uchida
as Rakko (voice)
Miyuri Shimabukuro
as Shisa (voice)
Momo Harumi
as Furuhonya (voice)
Tsuguo Mogami
as Shimajiro (voice)
Minori Suzuki
as Siren (voice)
Momoka Terasawa
as Hitoha (voice)
Sayumi Suzushiro
as Futaba (voice)
Saeko Oki
as Mermaid (voice)
Ayaka Nanase
as Mermaid (voice)
