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Kujira no Kora wa Sajou ni Utau cover

Is Kujira no Kora wa Sajou ni Utau good to watch with a friend?

A quiet night. Kujira no Kora wa Sajou ni Utau (Children of the Whales) is a TV series from Fall 2017 by J.C. Staff, J.C.Staff Co., Ltd.: 12 episodes, about 4.6 hours in total, finished, 7.17/10 across the listing sites.

actionadventuremanga adaptationcoming of agedramadystopiangorefantasy

Watching it together: a quiet night. Tagged psychological, tragedy and not comedy: this wants attention and the right mood, not background chatter. Rule: heavy drama or psychological tags without comedy → quiet night.

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
TV series
Episodes
12
Episode length
23 min
Total time
about 4.6 hours — a weekend
First aired
Fall 2017
Status
Finished
Studio
J.C. Staff, J.C.Staff Co., Ltd.
Score
7.17/10 across the listing sites
Tags
action, adventure, manga adaptation, coming of age, drama, dystopian, gore, fantasy, magic, mystery, post-apocalyptic, superpowers, psychological, romance, sci-fi, shoujo, tragedy, violence, war

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. Also listed as: Tales of the Wales Calves.

Do you and a friend both want to watch Kujira no Kora wa Sajou ni Utau?

Queue Up reads two public AniList lists and shows every anime you both have on Planning — with Kujira no Kora wa Sajou ni Utau flagged if it is one of them — then picks tonight's with a weighted roll or a bracket.

Do you and a friend both want to watch Kujira no Kora wa Sajou ni Utau?Free, no login — reads public AniList lists.

Or open it on AniList or MyAnimeList.

More like this: action · adventure · manga adaptation · coming of age · drama · dystopian · fantasy · magic · mystery · post-apocalyptic · superpowers · psychological · romance · sci-fi · shoujo · tragedy · war.

Quick answers

How long does it take to watch all of Kujira no Kora wa Sajou ni Utau?
About 4.6 hours for all 12 episodes at 23 min each — a weekend; at two episodes a night that is 6 evenings.
How many episodes does Kujira no Kora wa Sajou ni Utau have?
12 episodes of 23 min.
Is Kujira no Kora wa Sajou ni Utau finished?
Yes, Kujira no Kora wa Sajou ni Utau is finished (12 episodes), so you can watch the whole thing at your own pace.
Is Kujira no Kora wa Sajou ni Utau good for a group?
Better for two than for a crowd. Kujira no Kora wa Sajou ni Utau is tagged drama, psychological, romance, tragedy; it rewards paying attention, which a group rarely does.
Where is Kujira no Kora wa Sajou ni Utau listed?
Kujira no Kora wa Sajou ni Utau is on AniList (id 98449) and MyAnimeList (id 34712); 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