Sanshirou Kurenai
main character
TV
5.6
My TrackerPLANNING
Episode: 0 / 26
My Score:
Anime DetailsFINISHED
Format:TV
Episodes:26
Episode Length:25 mins
Season:SPRING 1969
Source:manga
Estimated watch time
10h 50m
⚡ 6 days at 5 eps/day
Tags & Tropes
Martial Arts80%Episodic79%Revenge60%Male Protagonist60%Judo50%Shounen20%
overview details
Synopsis & Story
Young Sanshiro Kurenai is the proud heir of a judo dojo. One day, he finds his beloved father dead and a glass eye not too far from the corpse. Ready to avenge his father and take his honour back, Sanshiro and his friend Ken start searching for the mysterious one-eyed murderer ... (Source: Anime News Network)
Trailer
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Featured Cast & Voice Actors
Franchise Universe & Related Entries
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Aniphoria guide
Judo Boy: should you watch it?
At a glance
Judo Boy has been poorly received, with an average AniList score of 56/100 — 21% of 229 ratings are 8/10 or higher.
Of the 528 AniList users who started it, 16.5% dropped it, so it is dropped more often than most; 315 have finished it.
At about 10 h 50 min in total, plan on one to two weeks at a couple of episodes a day.
Best for viewers who enjoy Action, Sports — especially martial arts, episodic, revenge, male protagonist.
Episodes
26 episodes are listed.
Main cast & creators
- Original creator
- Tatsuo Yoshida
- Director
- Ippei Kuri
- Character design
- Tatsuo Yoshida
- Character design
- Ippei Kuri
Judo Boy FAQ
- How many episodes does Judo Boy have?
- Judo Boy has 26 episodes of about 25 minutes each, roughly 10 h 50 min in total.
- How long does it take to watch Judo Boy?
- About 10 h 50 min back to back. At two episodes a day it takes 13 days; at one hour a day, about 11 days.
- Is Judo Boy finished?
- Yes. Judo Boy has finished airing — the final episode aired September 24, 1969.
- Is there a season 2 of Judo Boy?
- No sequel is listed for Judo Boy as of October 2026. You can continue the story in the original manga.
- Is Judo Boy based on a manga?
- Yes. Judo Boy adapts the manga by Tatsuo Yoshida.