Judo Boy poster
Where to stream

Judo Boy

6.619691 seasonTV SeriesAnimationAction & Adventure

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…

DirectorIppei Kuri
WriterJinzo Toriumi

Where to watch

HiDiveHiDive
Availability shown for United States · rights vary by country

Seasons & Episodes

E1
The Scarlet Wind
Apr 2, 1969
E2
One Eyed Man in the Skyscraper
Apr 9, 1969
E3
Challenge of the Cat Demons
Apr 16, 1969
E4
The Burning Plain
Apr 23, 1969
E5
Wildman of the Wasteland
Apr 30, 1969
E6
Assassinate! Kurenai Cross Constellation
May 7, 1969
E7
Tiger of the Sea Harimau
May 14, 1969
E8
Demon Superhuman Machine
May 21, 1969
E9
Silver Confrontation
May 28, 1969
E10
Mysterious One Eyed Emperor
Jun 4, 1969
E11
Warriors of Kilimanjaro
Jun 11, 1969
E12
Duel at Sunset
Jun 18, 1969
E13
Kurenai Escape Mission
Jun 25, 1969
E14
Killer Olympics
Jul 2, 1969
E15
The Dog Will Die For Revenge
Jul 9, 1969
E16
Sanshiro In Hell
Jul 16, 1969
E17
One Eyed Devil General
Jul 23, 1969
E18
Out The Graveyard
Jul 30, 1969
E19
Reward for a Betrayer
Aug 6, 1969
E20
One Eyed White Tiger (Part 1)
Aug 13, 1969
E21
One Eyed White Tiger (Part 2)
Aug 20, 1969
E22
Magma Style Assassination Technique
Aug 27, 1969
E23
Sanshiro in a Desperate Situation
Sep 3, 1969
E24
Landslide in Paradise
Sep 10, 1969
E25
Wolf Man Death Arts
Sep 17, 1969
E26
Beautiful Girl with a Hidden Sword
Sep 24, 1969

Cast · Directed by Ippei Kuri

Ikuo Nishikawa
Ikuo Nishikawa
Sanshiro Kurenai (voice)
Azumato Kenbo
Azumato Kenbo
Ken (voice)
Kenji Utsumi
Kenji Utsumi
Narrator (voice)
Hiroshi Otake
Hiroshi Otake
Boke (voice)

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Judo Boy — streaming FAQ

Which OTT platform streams Judo Boy?

Judo Boy is streaming on HiDive in United States. It's not currently on Netflix.

Is Judo Boy on Netflix?

No, Judo Boy is not on Netflix in United States as of August 2026. It's currently on HiDive.

Is Judo Boy on Amazon Prime Video?

No, Judo Boy isn't on Amazon Prime Video in United States right now. It's on HiDive instead.

Where can I watch Judo Boy for free?

Judo Boy is available on HiDive in United States, but you'll need an active subscription — there's no free option right now.

How many seasons are in Judo Boy?

Judo Boy has 1 season in total (26 episodes). The series concluded in 1969.

Are all episodes of Judo Boy out yet?

Yes — all 26 episodes across 1 season of Judo Boy are out and available to stream.

Is there a Season 2 of Judo Boy?

No — Judo Boy ended after 1 season, so there is no Season 2.

What manga is Judo Boy based on?

Judo Boy is based on Judo Boy by Ippei Kuri.