Is Housekishou Richard-shi no Nazo Kantei good to watch with a friend?
A quiet night. Housekishou Richard-shi no Nazo Kantei (The Case Files of Jeweler Richard) is a TV series from Winter 2020 by Shuka Inc.: 12 episodes, about 4.6 hours in total, finished, 7.18/10 across the listing sites.
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
- Winter 2020
- Status
- Finished
- Studio
- Shuka Inc.
- Score
- 7.18/10 across the listing sites
- Tags
- light-novel adaptation, boys' love, coming of age, slice of life, detective, drama, episodic, friendship, josei, mystery, psychological, school, supernatural, tragedy, workplace
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: The Case File Of Jeweler Richard; The Mystery Appraisals of Mr. Richard the Jeweler.
Do you and a friend both want to watch Housekishou Richard-shi no Nazo Kantei?
Queue Up reads two public AniList lists and shows every anime you both have on Planning — with Housekishou Richard-shi no Nazo Kantei 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: light-novel adaptation · boys' love · coming of age · slice of life · detective · drama · friendship · josei · mystery · psychological · school · supernatural · tragedy · workplace.
Quick answers
- How long does it take to watch all of Housekishou Richard-shi no Nazo Kantei?
- 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 Housekishou Richard-shi no Nazo Kantei have?
- 12 episodes of 23 min.
- Is Housekishou Richard-shi no Nazo Kantei finished?
- Yes, Housekishou Richard-shi no Nazo Kantei is finished (12 episodes), so you can watch the whole thing at your own pace.
- Is Housekishou Richard-shi no Nazo Kantei good for a group?
- Better for two than for a crowd. Housekishou Richard-shi no Nazo Kantei is tagged drama, psychological, tragedy; it rewards paying attention, which a group rarely does.
- Where is Housekishou Richard-shi no Nazo Kantei listed?
- Housekishou Richard-shi no Nazo Kantei is on AniList (id 111951) and MyAnimeList (id 40230); 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