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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Cast
12 people
Kazato Tomizawa
Coo (voice)
Known for
Colorful
Mai Mai Miracle
Takahiro Yokokawa
Kouichi Uehara (voice)
Known for
Summer Wars
Naoki Tanaka
Yasuo Uehara (voice)
Known for
Rebooting
Forbidden Siren
Tamaki Matsumoto
Hitomi Uehara (voice)
Known for
Welcome to the Space Show
Mai Mai Miracle
Ken'ichi Nagira
Coo's Father (voice)
Known for
Godzilla 2000: Millennium
Nanako Hirata
Koichi's Classmate (voice)
No other roles listed
Kyousuke Ikeda
Koichi's Classmate (voice)
Known for
Haikyu!!
Naruto the Movie: Guardians of the Crescent Moon Kingdom
Kazuki Matsuoka
Koichi's Classmate (voice)
Also in
Berserk: The Golden Age Arc III - The Advent
Kamen Rider
Souta Murakami
Koichi's Classmate (voice)
Also in
The Boy and the Sea Turtle
Saki Yoshihara
Koichi's Classmate (voice)
Kereo Yoshita
Koichi's Classmate (voice)
No other roles listed
Naomi Nishida
Yukaki Uehara (voice)
Known for
Godzilla 2000: Millennium
Hanzawa Naoki
Keiichi Hara Director · Yuichi Watanabe Story Masao Kogure Story
Budget $3.3M · United States release March 8, 2008 · Produced in Japan
Box office
Budget
$3,333,389
Production
SKY Perfect Well Think
Production
Sony Music Entertainment (Japan)
Production
TV Asahi
Production
Shochiku
Production
dentsu
Production
Shin-Ei Animation
Production
Dentsu Tec
Production
Mitsui & Co.
Production
Mitsui Bussan
Production
Summer Days With Coo Committee
Production
Japan
Produced in
Languages
Original title
河童のクゥと夏休み
Original language
Japanese
Spoken on screen
Japanese
Release dates
Japan · July 28, 2007
Theatrical
United States · March 8, 2008
Theatrical
Brazil
August 5, 2008 · Theatrical
Czechia
March 23, 2019 · Premiere · Eiga-Sai Film Festival
France
February 23, 2009 · Theatrical
Germany
February 23, 2009 · Physical
Italy
April 2, 2010 · Physical · DVD / Blu-ray
Netherlands
February 23, 2009 · Physical
Russia
November 14, 2009 · Theatrical · 43-й Фестиваль японского кино
South Korea
June 26, 2008 · Theatrical
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Some details come from TheTVDB.