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Poster for ChaO

ChaO

2025 · 90 min

A gentle, whimsical romance that charms with its odd-couple warmth and slowly softens into something sincere and sweet.

Directed by
Yasuhiro Aoki
Genres
Animation, Fantasy, Romance
Tagline
He's on the hook.
Overview
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.
How it feels
Romantic, warm, whimsical and light. Measured and easy to follow.
About
Love, identity, family, found family
Content
Mild sexual content and language. No violence or gore.
Note
Written by AI, so it can be wrong. Full breakdown

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More options Data from JustWatch
Directed by
Yasuhiro Aoki
Genres
Animation, Fantasy, Romance
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How it feels

Written by AI. It can be wrong.

Full breakdown
Tone
Pacing
measured, 2 of 4, from slow-burn to relentless
Attention
easy-watch, 2 of 4, from background-friendly to demanding
Era
near-future
Audience
teen
Content intensity
  • Gore none
  • Language mild
  • Violence none
  • Sex mild
All scales, 0 to 10
Scales, 0 to 10
ScaleValue0 to 10
Action2
Horror1
Humour6
Realism3
Romance8
Tension3
Darkness2
Complexity4
Emotional weight5

Cast

Where to watch in the US

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Rent or buy
  • Amazon Video
  • Apple TV Store
  • Google Play Movies
  • YouTube
  • Fandango At Home

Streaming data from JustWatch.All options on TMDB

Details