Genshi Shounen Ryuu (Ryu the Primitive Boy) é um anime no formato série de TV que estreou em outono (outubro) de 1971.

Sobre a produção: a história vem de um mangá, são 22 episódios de cerca de 25 minutos e o status atual é "finalizado".

Os gêneros principais são aventura e romance, com temas como Shounen, Male Protagonist, Estranged Family e Dinosaurs.

No AniList, Genshi Shounen Ryuu tem nota média de 58%, uma nota mediana, e está na lista de 1.229 usuários.

When Ryuu is born his tribe tries to sacrifice him to a Tyrannosaurus named Shirano because of the color of his skin. He is however saved by a monkey who raises him as her own son. Meanwhile Ryuu's mother has left the tribe and is out on a quest to find Ryuu. 16 years later Ryuu meets a girl named Ran who was sold to the tribe Ryuu originaly came from. The tribe is not happy to see Ryuu alive and tries to sacrifice him again, this time by burning him alive. Before they can get the deed done the tribe is massacred along with Ryuu's adoptive mother by Shirano. Ryuu then sets out on a quest together with Ran to find his mother and Ran's brother Don.

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