
Rankeo anime № 959
Summer Days with Coo
1 seasons & parts
7.32/ 10 · vote-weighted across the whole series
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" sleeping underground for the past 300 years, and names it "Coo". Koichi and Coo become good friends and starts living with his family. However, Coo could not adjust to the life style in Tokyo and starts to miss his family. On a hot summer day, Koichi and Coo decide to go on an adventurous road trip to find his peers. (Source: AniDB)
Why this rank?
The series score blends every entry below, weighted by vote volume — see the full methodology. Each entry's page breaks its own score down per source.
| Entry | Score | Sources | Votes (weight) |
|---|---|---|---|
| Summer Days with Coo | 7.32 | 4 | 18,103 |
Seasons

Summer Days with CooMovie
7.32 / 10 · 4 sources
Season page: full score breakdown, where to watch & reviews →