Is Sidonia no Kishi: Daikyuu Wakusei Seneki good to watch with a friend?
Easy to drop in. Sidonia no Kishi: Daikyuu Wakusei Seneki (Knights of Sidonia Season 2: Battle for Planet Nine) is a TV series from Spring 2015 by Polygon Pictures Inc.: 12 episodes, about 4.8 hours in total, finished, 7.75/10 across the listing sites.
Watching it together: easy to drop in. Comedy or action in a short run: you can start tonight without a plan, and a missed episode does not ruin it. about 4.8 hours for the run, 6 evenings at two a night. Rule: episodic, slice-of-life, or comedy/action ≤ 26 episodes → easy to drop in.
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
- 24 min
- Total time
- about 4.8 hours — a weekend
- First aired
- Spring 2015
- Status
- Finished
- Studio
- Polygon Pictures Inc.
- Score
- 7.75/10 across the listing sites
- Tags
- action, adventure, aliens, manga adaptation, comedy, crime, cyberpunk, fantasy, friendship, harem, horror, love triangle, mecha, military, nudity, space, politics, post-apocalyptic, robots & AI, sci-fi, seinen, swordplay, 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: Knights of Sidonia: War of the Ninth Planet; Knights of Sidonia Season 2; Knights of Sidonia: Battle for Planet Nine; Knights of Sidonia: The Ninth Planet Crusade.
Do you and a friend both want to watch Sidonia no Kishi: Daikyuu Wakusei Seneki?
Queue Up reads two public AniList lists and shows every anime you both have on Planning — with Sidonia no Kishi: Daikyuu Wakusei Seneki 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.
Related anime
More like this: action · adventure · aliens · manga adaptation · comedy · crime · cyberpunk · fantasy · friendship · harem · horror · love triangle · mecha · military · space · politics · post-apocalyptic · robots & AI · sci-fi · seinen · swordplay · war.
Quick answers
- How long does it take to watch all of Sidonia no Kishi: Daikyuu Wakusei Seneki?
- About 4.8 hours for all 12 episodes at 24 min each — a weekend; at two episodes a night that is 6 evenings.
- How many episodes does Sidonia no Kishi: Daikyuu Wakusei Seneki have?
- 12 episodes of 24 min.
- Is Sidonia no Kishi: Daikyuu Wakusei Seneki finished?
- Yes, Sidonia no Kishi: Daikyuu Wakusei Seneki is finished (12 episodes), so you can watch the whole thing at your own pace.
- Is Sidonia no Kishi: Daikyuu Wakusei Seneki good for a group?
- Yes. Sidonia no Kishi: Daikyuu Wakusei Seneki is tagged action, comedy, the tags that survive a room full of people talking over the screen.
- Where is Sidonia no Kishi: Daikyuu Wakusei Seneki listed?
- Sidonia no Kishi: Daikyuu Wakusei Seneki is on AniList (id 20762) and MyAnimeList (id 24893); 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