ChaO
ChaO
Release: 2025-08-15
·Runtime: 90m
·★ 6.0
Animation
Fantasy
Romance
In a futuristic world where humans and mermaids coexist, the life of mild-mannered office worker Stephan is upended when he is suddenly proposed to by Chao — a princess from the mermaid kingdom. With no time to make sense of what's happening, Stephan soon finds himself living with the unpredictable, wholehearted Chao, and her sincere love begins to break down his emotional barriers.
Production Countries
Japan
Production Companies
STUDIO4℃
Cast
Shunsei Ōta
as Juno (voice)
Anna Tsuchiya
as Editor-in-Chief (voice)
Cookie!
as Ambassador Omede / Photographer / Shop Owner (voice)
Ryota Yamasato
as President Shi (voice)
Ouji Suzuka
as Stephan (voice)
Anna Yamada
as Chao (voice)
Kenta Miyake
as King Neptunus (voice)
Kavka Shishido
as Maibei (voice)
Yuuichirou Umehara
as Roberta (voice)
Crew
Kumi Koda
Theme Song Performance
Hiromatsu Shu
Key Animation
Naoyuki Asano
Key Animation
Takahiro Tanaka
Key Animation
Benjamin Faure
Key Animation
Eiko Tanaka
Producer
Sunao Chikaoka
Key Animation
Ezequiel Torres
Key Animation
Chengxi Huang
Key Animation
Ken Arto
Key Animation
Shougo Furuya
Storyboard Artist, Animation Director, Key Animation