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)

Genres

Cast

Coo

Kazato Tomizawa

Kouichi Uehara

Takahiro Yokokawa

Joshi Ana

Akiko Yajima

Wife

Sayuri Sadaoka

Yukari Uehara

Naomi Nishida

Samurai

Michio Hazama

Nanushi

Yuzuru Fujimoto

Yasuo Uehara

Naoki Tanaka

Sumio Shimizu

Michio Hazama

Toshio

Kousei Tomita

Sayoko Kikuchi

Natsuki Uematsu

Ossan

Yoshito Yasuhara