Kuroo Hazama
main character
ONA
5.6
My TrackerPLANNING
Episode: 0 / 12
My Score:
Anime DetailsFINISHED
- Format
- web series (ONA)
- Episodes
- 12
- Episode length
- 16 min
- Total watch time
- 3 h 12 min
- Status
- Finished
- Aired
- January 8, 2001 – January 1, 2002
- Season
- Winter 2001
- Source
- Original story
- Original creator
- Osamu Tezuka
- Country
- Japan
- AniList score
- 56/100
Estimated watch time
3h 12m
⚡ 3 days at 5 eps/day
Tags & Tropes
Kids79%Work60%Medicine60%Male Protagonist20%
overview details
Synopsis
Black Jack, a mysterious young unlicensed doctor with godlike skills, travels the world performing feats of impossible surgery, charging vast fees for his services, and challenging the corrupt practices of the medical establishment. This selection of stories, each adapted from a single original manga issue, focuses more on interpersonal relationships and back-story than most other Black Jack series. (Source: Anime News Network)
Should you watch Black Jack ONA?
Black Jack ONA has been poorly received, with an average AniList score of 56/100 — 22% of 200 ratings are 8/10 or higher.
It ranks #4 highest-rated anime of 2001, and #5 most popular anime of 2001 on AniList.
Of the 471 AniList users who started it, 10.8% dropped it, so it is dropped more often than most; 361 have finished it.
At about 3 h 12 min in total, it is a short commitment — a weekend binge.
Best for viewers who enjoy Drama — especially kids, work, medicine.
Where to Watch Officially
A streaming link is not listed for this title yet.
Main cast & voice actors
Creators & key staff
- Original creator
- Osamu Tezuka
Where it fits in the series
- Optional extras: Black Jack (TV), Black Jack
Related entries
If you like Black Jack ONA
Black Jack ONA FAQ
How many episodes does Black Jack ONA have?
Black Jack ONA has 12 episodes of about 16 minutes each, roughly 3 h 12 min in total.
How long does it take to watch Black Jack ONA?
About 3 h 12 min back to back. At two episodes a day it takes 6 days; at one hour a day, about 4 days.
Is Black Jack ONA finished?
Yes. Black Jack ONA has finished airing — the final episode aired January 1, 2002.
Is there a season 2 of Black Jack ONA?
No sequel is listed for Black Jack ONA as of October 2026.
Is Black Jack ONA based on a manga?
No. Black Jack ONA is an original anime story, not adapted from a manga or novel.