Is Oooku good to watch with a friend?
A quiet night. Oooku is a web series (ONA) from Spring 2023 by Studio Deen Co., Ltd.: 10 episodes, about 5.2 hours in total, finished, 7.46/10 across the listing sites.
Watching it together: a quiet night. Tagged 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
- Web series (ONA)
- Episodes
- 10
- Episode length
- 31 min
- Total time
- about 5.2 hours — a weekend
- First aired
- Spring 2023
- Status
- Finished
- Studio
- Studio Deen Co., Ltd.
- Score
- 7.46/10 across the listing sites
- Tags
- manga adaptation, drama, harem, historical, military, politics, romance, samurai, shoujo, slice of life, swordplay, tragedy, violence
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 Oooku?
Queue Up reads two public AniList lists and shows every anime you both have on Planning — with Oooku 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: manga adaptation · drama · harem · historical · military · politics · romance · samurai · shoujo · slice of life · swordplay · tragedy.
Quick answers
- How long does it take to watch all of Oooku?
- About 5.2 hours for all 10 episodes at 31 min each — a weekend; at two episodes a night that is 5 evenings.
- How many episodes does Oooku have?
- 10 episodes of 31 min.
- Is Oooku finished?
- Yes, Oooku is finished (10 episodes), so you can watch the whole thing at your own pace.
- Is Oooku good for a group?
- Better for two than for a crowd. Oooku is tagged drama, romance, tragedy; it rewards paying attention, which a group rarely does.
- Where is Oooku listed?
- Oooku is on AniList (id 163137) and MyAnimeList (id 54850); 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