Kappa no Coo to Natsuyasumi
English title: Summer Days with Coo
Japanese title: 河童のクゥと夏休み
Type: Movie
Episodes: 1
Source: Original
Genres: Adventure, Award Winning, Fantasy
Studios: Shin-Ei Animation
Producers: Dentsu, TV Asahi, Shochiku, Sony Music Entertainment, Dentsu Tec, Imagine
Duration: 2 hr 21 min
Rating: PG - Children

Kouichi Uehara is a fourth grade student living in the suburb of Tokyo. One day, he picks up a large stone which turns out to be a fossil of a baby "Kappa" who has been sleeping underground for the past 300 years, and names it "Coo." They become good friends and Coo starts living with Kouichi's family. However, Coo has a hard time adjusting to life among humans and misses his kind.