Conan Edogawa
main character
SPECIAL
8.1
My TrackerPLANNING
Episode: 0 / 1
My Score:
Anime DetailsFINISHED
- Format
- special
- Episodes
- 1
- Episode length
- 95 min
- Total watch time
- 1 h 35 min
- Status
- Finished
- Aired
- December 9, 2016
- Season
- Fall 2016
- Source
- Manga
- Studio
- TMS Entertainment
- Director
- Yasuichirou Yamamoto
- Original creator
- Gosho Aoyama
- Music
- Katsuo Oono
- Age rating
- PG — Teens 13 or older
- Country
- Japan
- AniList score
- 81/100
Estimated watch time
1h 35m
⚡ 1 days at 5 eps/day
Tags & Tropes
Age Regression95%Detective85%Police80%Shounen79%Male Protagonist79%Educational79%Heterosexual60%
SPECIALFINISHED2016 FALL8.1 / 10 AniList score
Detective Conan: Episode "ONE"
名探偵コナン エピソード"ONE" 小さくなった名探偵• Meitantei Conan: Episode "ONE" - Chiisakunatta Meitantei
Synopsis
A special commemorating the 20th anniversary of the anime series. The special is a retelling of how Kudo Shinichi was transformed into a child. It all started when Ran lost her smartphone. Shinichi promises to replace it, but the high schooler is already making his name as a consulting detective for the police; when he abruptly leaves her karate tournament to skillfully solve a high-society murder case, Shinichi's going to have a take Ran on a special date to get back on her good side. A colorful amusement park beckons — and so does a horrifying act of homicide! (Source: Anime News Network, TMS Anime)
Should you watch Detective Conan: Episode "ONE"?
Detective Conan: Episode "ONE" has been very well received, with an average AniList score of 81/100 — 74% of 3,135 ratings are 8/10 or higher.
Of the 5.7K AniList users who started it, 1.2% dropped it, so it is very rarely abandoned; 5.4K have finished it.
At about 1 h 35 min in total, it is a short commitment — a weekend binge.
Best for viewers who enjoy Action, Adventure, Drama — especially age regression, detective, police, shounen.
Where to Watch Officially
A streaming link is not listed for this title yet.
Main cast & voice actors
Creators & key staff
- Original creator
- Gosho Aoyama
- Director
- Yasuichirou Yamamoto
- Character design
- Masatomo Sudou
- Music
- Katsuo Oono
Where it fits in the series
- Optional extras: Detective Conan
Related entries
If you like Detective Conan: Episode "ONE"
Detective Conan: Episode "ONE" FAQ
How many episodes does Detective Conan: Episode "ONE" have?
Detective Conan: Episode "ONE" has 1 episodes of about 95 minutes each, roughly 1 h 35 min in total.
Is Detective Conan: Episode "ONE" finished?
Yes. Detective Conan: Episode "ONE" has finished airing — the final episode aired December 9, 2016.
Is there a season 2 of Detective Conan: Episode "ONE"?
No sequel is listed for Detective Conan: Episode "ONE" as of October 2026. You can continue the story in the original manga.
Is Detective Conan: Episode "ONE" based on a manga?
Yes. Detective Conan: Episode "ONE" adapts the manga by Gosho Aoyama.
Who animated Detective Conan: Episode "ONE"?
Detective Conan: Episode "ONE" was animated by TMS Entertainment and directed by Yasuichirou Yamamoto.