ChaO

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Alternative Titles

Japanese: ChaO
English: ChaO
More titles

Information

Type: Movie
Episodes: 1
Status: Finished Airing
Aired: Aug 15, 2025
Producers: None found, add some
Licensors: None found, add some
Studios: Studio 4°C
Source: Original
Genres: FantasyFantasy, RomanceRomance
Theme: Urban FantasyUrban Fantasy
Duration: 1 hr. 29 min.
Rating: PG-13 - Teens 13 or older

Statistics

Score: 6.951 (scored by 241241 users)
1 indicates a weighted score.
Ranked: #47862
2 based on the top anime page. Please note that 'Not yet aired' and 'R18+' titles are excluded.
Popularity: #10597
Members: 3,400
Favorites: 4

Available At


Resources

6.95
Ranked #4786Popularity #10597Members 3,400
Add to My List
Episodes: /1

Synopsis

In a future society where humans and mermaids coexist, Stefan works as an office employee at a shipbuilding company. One day, he is suddenly proposed to by Chao, the princess of the mermaid kingdom. He ends up living with her, and becomes drawn to Chao's pure and honest love as time passes. What will become of their relationship?

(Source: Official YouTube, translated)

Characters & Voice Actors

Chao

Main
Yamada, Anna
Japanese

Stephen

Main
Suzuka, Ouji
Japanese

Ambassador Omede

Supporting
Cookie!
Japanese

Sea President

Supporting
Yamasato, Ryota
Japanese

Maibei

Supporting
Shishido, Kavka
Japanese

Editor-in-Chief

Supporting
Tsuchiya, Anna
Japanese

King Neptune

Supporting
Miyake, Kenta
Japanese

Juno

Supporting
Oota, Shunsei
Japanese

Robert

Supporting
Umehara, Yuuichirou
Japanese

Staff

Aoki, Yasuhiro
Director
Furuya, Shougo
Episode Director, Storyboard, Key Animation, Animation Director
Kouda, Kumi
Theme Song Performance
Muramatsu, Takatsugu
Music


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Opening Theme

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Ending Theme

"ChaO!" by Kumi Kouda




Reviews

Dec 12, 2025
Mixed Feelings
ChaO is an ambitious and colourful movie utilising an obscenely huge amount of hand-drawn frames to tell a commonplace story of a guy being sought after by his non-human love interest, in this case a ‘mermaid’, that decides she’s going to be his bride and comes to live with him. The story plays out in a typical way: The FMC comes to live with the MC and wants to marry him, and the MC wants nothing to do with her since she’s pretty much a literal giant fish he’s under social pressure to marry (with some hints of her human form, which is later achieved, ...

Interest Stacks

13 Entries · 2 Restacks
by gingys
42 Entries · 122 Restacks
18 Entries · 11 Restacks

Recommendations


Recent News

Additional Cast for 'ChaO' Movie Announced

Additional Cast for 'ChaO' Movie Announced

The official website of the ChaO movie announced seven additional cast on Thursday. The original anime movie will open in theaters in Japan on August 15. Cast Maibe...read more

'ChaO' Unveils Main Cast, Additional Staff, Teaser Trailer for August 2025

'ChaO' Unveils Main Cast, Additional Staff, Teaser Trailer for August 2025

An official website opened for the ChaO original anime movie on Wednesday, revealing the main cast, music composer, teaser visual (pictured), and a teaser trailer. T...read more


Recent Forum Discussion

Poll: ChaO Episode 1 Discussion
Phloup - Jul 27
4 repliesby raff-rafflesia »»
Oct 19, 11:12 AM
Wins Annecy Film Festival's Jury Prize
nirererin - Jun 14
2 repliesby nirererin »»
Jun 14, 9:00 PM