10/30/1971 - 03/25/1972 Finished
Ryu the Primitive Boy (Genshi Shounen Ryuu)
Also known as: 原始少年リュウ
Condemned at birth for his unusual appearance, Ryuu survives a tribal sacrifice ritual only to be raised by a compassionate monkey in isolation. Sixteen years later, a girl named Ran reappears in his life just as his tribe attempts to kill him again,only to be slaughtered themselves by the Tyrannosaurus Shirano. Ryuu embarks on an epic quest alongside Ran to locate his long-lost mother and Ran's brother Don across a prehistoric world of danger and discovery.
22
Total episodes
22
Canon episodes
0
Filler episodes
0%
% Filler
Canon episodes · 22 Filler episodes · 0
Related works
Related works and sequels
Standalone work
No sequel, prequel, or registered spin-off is linked to Genshi Shounen Ryuu. Its episode total belongs to this title alone.
What to watch, what to skip
Watch order: filler vs canon
Genshi Shounen Ryuu has no filler episodes: all 22 episodes are canon. You can watch it from first to last without checking any list of skippable episodes.
Episode by episode
Complete guide by season
22 Episodes
| # | Episodes | Aired | Type |
|---|---|---|---|
| 1 | Primitive Law10/30/1971 | 10/30/1971 | Canon |
| 2 | Fear of Tyranno11/06/1971 | 11/06/1971 | Canon |
| 3 | Taka's Revenge11/13/1971 | 11/13/1971 | Canon |
| 4 | Pursuit Full of Wounds11/20/1971 | 11/20/1971 | Canon |
| 5 | The Yamaneko Tribe's Conspiracy11/27/1971 | 11/27/1971 | Canon |
| 6 | Fight for the Hunting Grounds12/04/1971 | 12/04/1971 | Canon |
| 7 | A Blood-stained Hero12/11/1971 | 12/11/1971 | Canon |
| 8 | Fated Encounter12/18/1971 | 12/18/1971 | Canon |
| 9 | Devil Stone12/25/1971 | 12/25/1971 | Canon |
| 10 | Giant in the Blizzard01/01/1972 | 01/01/1972 | Canon |
| 11 | Wrath of the Mountain God01/08/1972 | 01/08/1972 | Canon |
| 12 | The Training of Misunderstandings01/15/1972 | 01/15/1972 | Canon |
| 13 | Fire Trap01/22/1972 | 01/22/1972 | Canon |
| 14 | Grave of the Heroes01/29/1972 | 01/29/1972 | Canon |
| 15 | Paradise in the Southern Seas02/05/1972 | 02/05/1972 | Canon |
| 16 | Human Beast02/12/1972 | 02/12/1972 | Canon |
| 17 | Desperate Cry at the Cliffs02/19/1972 | 02/19/1972 | Canon |
| 18 | The Uncontrollable Mammoth02/26/1972 | 02/26/1972 | Canon |
| 19 | Barking Wolf03/04/1972 | 03/04/1972 | Canon |
| 20 | Slave Hunt03/11/1972 | 03/11/1972 | Canon |
| 21 | Human Fangs03/18/1972 | 03/18/1972 | Canon |
| 22 | Towards Tomorrow03/25/1972 | 03/25/1972 | Canon |
Verified legal platforms
Where to watch Ryu the Primitive Boy
All the platforms where you can watch Ryu the Primitive Boy legally, with direct links to each service.
We don't have confirmed streaming platforms for this anime yet.
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Common questions
Frequently asked questions
How many seasons does Genshi Shounen Ryuu have?
Genshi Shounen Ryuu has a total of 1 season. The series is completed. Each season is divided into multiple episodes with stories that advance the main plot of the anime.
How many episodes does Genshi Shounen Ryuu have?
In total, Genshi Shounen Ryuu has 22 episodes in its only season. You can consult the complete episodes table to see the breakdown by season.
What is the best order to watch Genshi Shounen Ryuu?
It is recommended to watch Genshi Shounen Ryuu in chronological broadcast order. This means starting from season 1 and continuing sequentially to the last season. Check our watch order guide which includes information about filler vs canon episodes for an optimal experience.
Where can I watch Genshi Shounen Ryuu online?
Genshi Shounen Ryuu is available on various legal streaming platforms. Check the platforms section at the top of this page to see where it's currently available. Options may vary depending on your geographic region.
Is Genshi Shounen Ryuu a complete anime?
Yes, Genshi Shounen Ryuu is a completed anime. All seasons have already aired and you can enjoy the series in its entirety without waiting for new episodes.
Where can I see Genshi Shounen Ryuu's score and reviews on MyAnimeList?
You can check the score, reviews, characters and statistics for Genshi Shounen Ryuu directly on MyAnimeList, the world's largest anime database. There you'll find the community rating, global ranking and opinions from other fans.