Movie·2007·138 min

Summer Days with Coo

Name: Summer Days with Coo
Genre: Animation, Fantasy, Comedy, Romance, Drama
Released: 2007-07-28
Duration: 138 min
Rating: 7.8
Cast: Kazato Tomizawa, Takahiro Yokokawa, Naoki Tanaka, Tamaki Matsumoto, Ken'ichi Nagira

Summer Days with Coo streams in the US on Kanopy and Hoopla, as of October 6, 2026.

7.8 / 10 · TMDB

Animation Fantasy Comedy Romance Drama Family

A small, lone Kappa miraculously survives over 200 years into modern day Japan, when he is found by young Koichi. Coo, who is secretly adopted by Koichi's family, searches with his new human friend for unpopulated places in hopes of finding any remaining of his kind.

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