On the shelf
ChaO
2025Age guide: All ages
Where to watch
- SpainMovistar Plus+ · Movistar Plus+ Ficción Total
- JapanHulu
- United StatesRent or buy
4 more countries
- CanadaRent or buy
- FranceRent or buy
- ItalyRent or buy
- EgyptRent or buy
Checked 11 Nov 2026 · Data: JustWatch
See it on the shelfIn 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.…
★ 8.1/10 · 16 TMDB audience ratings
Starring
Ouji SuzukaStephan (voice)
Anna YamadaChao (voice)
Kavka ShishidoMaibei (voice)
Yuuichirou UmeharaRoberta (voice)
Kenta MiyakeKing Neptunus (voice)
Shunsei ŌtaJuno (voice)
Anna TsuchiyaEditor-in-Chief (voice)
Kunihiro KawashimaAmbassador Omede / Photographer / Shop Owner (voice)
Audience reviews from TMDB · may contain spoilers
Chris Sawin: ChaO delivers in that it spans a wide range of genres and makes you feel a spectrum of emotions in the span of… Read full review