Back to browse
83% Critic Match
ChaO
“He's on the hook.”
8.3 / 10• 2025• 1h 30m•NR• Japanese
AnimationFantasyRomance
Storyline
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.
Cast & Crew
Ouji Suzuka
Stephan (voice)
Lead
Anna Yamada
Chao (voice)
Kavka Shishido
Maibei (voice)
Yuuichirou Umehara
Roberta (voice)
Kenta Miyake
King Neptunus (voice)
Shunsei Ōta
Juno (voice)
Anna Tsuchiya
Editor-in-Chief (voice)
Kunihiro Kawashima
Ambassador Omede / Photographer / Shop Owner (voice)
What People Are Saying
5.0
“A staggering achievement of craft and ambition. Yasuhiro Aoki's vision lands with breathtaking precision.”
4.0
“Every frame feels alive. ChaO is the rare release that takes its audience seriously.”
