How long does it take to watch all of Kappa no Coo to Natsuyasumi?

About 2.4 hours — one sitting.

Is Kappa no Coo to Natsuyasumi finished?

Yes, Kappa no Coo to Natsuyasumi is finished (1 episodes), so you can watch the whole thing at your own pace.

Is Kappa no Coo to Natsuyasumi good for a group?

Yes. Kappa no Coo to Natsuyasumi is tagged comedy, the tags that survive a room full of people talking over the screen. It is a film, so nobody has to commit to a schedule.

Where is Kappa no Coo to Natsuyasumi listed?

Kappa no Coo to Natsuyasumi is on AniList (id 2848) and MyAnimeList (id 2848); Queue Up keys it by its AniList id and shows it when it is on either of your lists.

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Is Kappa no Coo to Natsuyasumi good to watch with a friend?

One sitting. Kappa no Coo to Natsuyasumi (Summer Days with Coo) is a film from Summer 2007 by Shin-Ei Animation Co., Ltd.: 1 episodes, about 2.4 hours in total, finished, 7.5/10 across the listing sites.

adventurecomedycoming of ageurban fantasycrimeslice of lifedramafantasy

Watching it together: one sitting. It is a film (about 2.4 hours), so the whole thing fits one evening — the easiest kind of anime to agree on. Rule: type MOVIE → one sitting.

This verdict comes from rules over the title's format, length and tags, not from a review — the rule that fired is named above.

The facts

Type: Film
Episodes: 1
Episode length: 141 min
Total time: about 2.4 hours — one evening
First aired: Summer 2007
Status: Finished
Studio: Shin-Ei Animation Co., Ltd.
Score: 7.5/10 across the listing sites
Tags: adventure, comedy, coming of age, urban fantasy, crime, slice of life, drama, fantasy, friendship, historical, mythology, monsters, school, shounen, supernatural, tragedy, violence, youkai

Data from anime-offline-database (ODbL) as of 2026-07-04; the score is the median of the scores the anime listing sites give it, on a 1–10 scale.

Do you and a friend both want to watch Kappa no Coo to Natsuyasumi?

Queue Up reads two public AniList lists and shows every anime you both have on Planning — with Kappa no Coo to Natsuyasumi flagged if it is one of them — then picks tonight's with a weighted roll or a bracket.

Or open it on AniList or MyAnimeList.

More like this: adventure · comedy · coming of age · urban fantasy · crime · slice of life · drama · fantasy · friendship · historical · mythology · monsters · school · shounen · supernatural · tragedy · youkai.

Quick answers

How long does it take to watch all of Kappa no Coo to Natsuyasumi?: About 2.4 hours — one sitting.
How many episodes does Kappa no Coo to Natsuyasumi have?: 1 episode of 141 min.
Is Kappa no Coo to Natsuyasumi finished?: Yes, Kappa no Coo to Natsuyasumi is finished (1 episodes), so you can watch the whole thing at your own pace.
Is Kappa no Coo to Natsuyasumi good for a group?: Yes. Kappa no Coo to Natsuyasumi is tagged comedy, the tags that survive a room full of people talking over the screen. It is a film, so nobody has to commit to a schedule.
Where is Kappa no Coo to Natsuyasumi listed?: Kappa no Coo to Natsuyasumi is on AniList (id 2848) and MyAnimeList (id 2848); Queue Up keys it by its AniList id and shows it when it is on either of your lists.

Queue Up is a free tool: enter two AniList usernames and it ranks the anime you both want to watch, rolls one for tonight, runs a bracket to settle it and finds new anime that fit both of you. List data from AniList; title data: anime-offline-database (ODbL), dataset of 2026-07-04; page updated 2026-07-04. Not affiliated with AniList or MyAnimeList. Queue Up is a Somebody Decide program. How it works · Legal & privacy · All lists