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.
Title: ChaO
Genre: Animation, Fantasy, Romance
Runtime: 90 minutes
Release Date: 2025-08-15
Language: Japanese
Country of Origin: Japan
Rating: 8.2/10
Cast: Ouji Suzuka, Anna Yamada, Kavka Shishido, Yuuichirou Umehara, Kenta Miyake, Shunsei Ōta, Anna Tsuchiya, Kunihiro Kawashima, Ryota Yamasato
Director: Yasuhiro Aoki
Producer: Eiko Tanaka
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