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.

Genres

Cast

Kazato Tomizawa

Coo (voice)

Takahiro Yokokawa

Kouichi Uehara (voice)

Naoki Tanaka

Yasuo Uehara (voice)

Tamaki Matsumoto

Hitomi Uehara (voice)

Ken'ichi Nagira

Coo's Father (voice)

Kyousuke Ikeda

Koichi's Classmate (voice)

Naomi Nishida

Yukaki Uehara (voice)