Judo Boy
紅三四郎
We checked 8 streaming services in India on 06 Jun 2026 at 23:25 IST
About
Sanshiro, a teenage martial artist, trains in the Kurenai School of Jiujitsu and searches for his father's killer. Accompanying Sanshiro is an orphaned boy named Kenbo and his pet dog Boke. Sanshiro's only clue to his father's murderer is a glass eye left on the scene of the crime, suggesting that his father's murderer was one-eyed.
Cast
Seasons
Episodes
Season 1
The Scarlet Wind
One Eyed Man in the Skyscraper
Challenge of the Cat Demons
The Burning Plain
Wildman of the Wasteland
Assassinate! Kurenai Cross Constellation
Tiger of the Sea Harimau
Demon Superhuman Machine
Where does Judo Boy rank today?
Judo Boy is #5676 on the HinFlix Daily Streaming Charts today.
- Highest: #5676
- Top 10: 0 days
- Top 100: 0 days
Watch Judo Boy Online Free — All Episodes in HD
If you've been searching for Judo Boy all episodes in HD, HinFlix has you covered. This popular Japanese animation and action & adventure title from 1969 is available to stream instantly — no ads to fight through, no paid subscriptions, no annoying redirects.
About Judo Boy
Sanshiro, a teenage martial artist, trains in the Kurenai School of Jiujitsu and searches for his father's killer. Accompanying Sanshiro is an orphaned boy named Kenbo and his pet dog Boke. Sanshiro's only clue to his father's murderer is a glass eye left on the scene of the crime, suggesting that his father's murderer was one-eyed. Across 1 season and 26 episodes, originally airing on Fuji TV.
Judo Boy Cast and Characters
The cast features Ikuo Nishikawa (as Sanshiro Kurenai (voice)), Azumato Kenbo (as Ken (voice)), Kenji Utsumi (as Narrator (voice)), and Hiroshi Otake (as Boke (voice)). Their performances are a major reason Judo Boy has built such a passionate audience.
Where to Watch Judo Boy Online
Want to watch Judo Boy online without paying? HinFlix is the easiest way. Click play and the series starts in seconds. No popups, no "5 day trial that auto-charges" — just the show.
▶ Watch Judo Boy NowWhy People Are Watching Judo Boy
Judo Boy flies under the radar but it deserves your attention. What makes it work is action sequences that don't feel cheap. If you enjoy Japanese storytelling that doesn't follow the same tired beats, this is the kind of show you'll end up recommending to friends.
Frequently Asked Questions about Judo Boy
Where can I watch Judo Boy online for free?
You can watch Judo Boy online free on HinFlix. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How many episodes does Judo Boy have?
Judo Boy has 26 episodes across 1 season. All episodes are available to stream right here on HinFlix.
Is Judo Boy good? What's the rating?
Judo Boy holds a 6.6/10 rating based on 5 reviews — a solid pick if the genre interests you.
Who is in the cast of Judo Boy?
The main cast includes Ikuo Nishikawa, Azumato Kenbo, Kenji Utsumi, and Hiroshi Otake.
Is Judo Boy available in Japanese?
Yes — Judo Boy was originally produced in Japanese and that's the version you'll stream here on HinFlix. English subtitles are provided when available.
When was Judo Boy released?
Judo Boy first aired in 1969.
Do I need an account to watch Judo Boy on HinFlix?
No. HinFlix is free and you can watch Judo Boy without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Series You Might Like
If you enjoyed Judo Boy, check out Tropical-Rouge! Precure, From Bureaucrat to Villainess: Dad's Been Reincarnated!, From Old Country Bumpkin to Master Swordsman, Harmony of Mille-Feuille, and GROW UP SHOW -Sunflower Circus-.
Frequently Asked Questions
Where can I watch Judo Boy for free?
You can watch Judo Boy online for free on HinFlix. All 26 episodes across 1 season are available to stream in HD without a subscription, signup, or paywall. Just open the show page and press play.
How many seasons and episodes does Judo Boy have?
Judo Boy currently has 1 season and a total of 26 episodes. The series status is "Ended", so the episode count may grow as new seasons are released. You can browse the full episode list on HinFlix and continue watching from where you left off.
What is Judo Boy about?
Sanshiro, a teenage martial artist, trains in the Kurenai School of Jiujitsu and searches for his father's killer. Accompanying Sanshiro is an orphaned boy named Kenbo and his pet dog Boke. Sanshiro's only clue to his father's murderer is a glass eye left on the scene of the crime, suggesting that his father's murde… It belongs to the Animation, Action & Adventure genres.
In which language is Judo Boy originally available?
Judo Boy was originally produced in JA. On HinFlix the show is available in its original JA audio. Check the player options on the watch page for available subtitle tracks.
When was Judo Boy first released?
Judo Boy first premiered on April 2, 1969 (1969). The series has since concluded its run.
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