Is Koyomimonogatari good to watch with a friend?
Easy to drop in. Koyomimonogatari (Calendar Story) is a web series (ONA) from Winter 2016 by Shaft Inc.: 12 episodes, about 2.4 hours in total, finished, 7.61/10 across the listing sites.
Watching it together: easy to drop in. Episodic: you can start tonight without a plan, and a missed episode does not ruin it. about 2.4 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
- Web series (ONA)
- Episodes
- 12
- Episode length
- 12 min
- Total time
- about 2.4 hours — one evening
- First aired
- Winter 2016
- Status
- Finished
- Studio
- Shaft Inc.
- Score
- 7.61/10 across the listing sites
- Tags
- light-novel adaptation, comedy, urban fantasy, slice of life, drama, ecchi, episodic, fantasy, mystery, parody, school, seinen, short episodes, supernatural, vampire, 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. Also listed as: Calendar Tale.
Do you and a friend both want to watch Koyomimonogatari?
Queue Up reads two public AniList lists and shows every anime you both have on Planning — with Koyomimonogatari 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: light-novel adaptation · comedy · urban fantasy · slice of life · drama · fantasy · mystery · parody · school · seinen · supernatural · vampire.
Quick answers
- How long does it take to watch all of Koyomimonogatari?
- About 2.4 hours for all 12 episodes at 12 min each — one evening; at two episodes a night that is 6 evenings.
- How many episodes does Koyomimonogatari have?
- 12 episodes of 12 min.
- Is Koyomimonogatari finished?
- Yes, Koyomimonogatari is finished (12 episodes), so you can watch the whole thing at your own pace.
- Is Koyomimonogatari good for a group?
- Yes. Koyomimonogatari is tagged comedy, parody, the tags that survive a room full of people talking over the screen.
- Where is Koyomimonogatari listed?
- Koyomimonogatari is on AniList (id 21520) and MyAnimeList (id 32268); 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