Human x Mermaid Anime Film ChaO Gets Teaser Trailer, August 15 Release

Human x Mermaid Anime Film ChaO Gets Teaser Trailer, August 15 Release featured image

©2025「ChaO」製作委員会

The STUDIO4℃-produced feature anime ChaO, which sees an ordinary office worker dealing with the prospect of marriage to a mermaid princess, has received a teaser trailer and an August 15 JST release date.

The film also received a teaser visual and the announcement of its two leads. Oji Suzuka is voicing male protagonist Stephen, while Anna Yamada is the voice of the mermaid Chao. See how their first meeting and dates go in the teaser trailer below:

©2025「ChaO」製作委員会

ChaO was announced in January. Another recent major STUDIO4℃-related film announcement was this month’s reveal of an All You Need Is Kill adaptation, which will focus on the character Rita Vrataski.


Staff

• Director: Yasuhiro Aoki (Psycho-Pass: The Movie co-character designer, SAMURAI NOODLES “THE ORIGINATOR” unit director et al.)
• Character designer and animation director: Hirokazu Kojima (ShokaMore Than a Married Couple, But Not Lovers ending design and animation)
• Background art director: Hiroshi Takiguchi (Weathering With You)


Source: @ChaOmovie

Melvyn Tan avatar
Melvyn is one of Anime Trending's main writers. He mostly writes about anime, but also tackles video games, Vtubers (formerly), manga, and light novels. He'll occasionally put out a review or listicle too. Lately, he enjoys discovering standout anime episodes, OP/ED animation sequences, and animated music videos. Some of his free time is spent self-learning Japanese.
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