Riki-Oh: Toukatsu Jigoku é um anime no formato oVA que estreou em verão (julho) de 1989, produzido pelo estúdio Magic Bus.

Sobre a produção: a história vem de um mangá, são 1 episódio de cerca de 48 minutos e o status atual é "finalizado".

Os gêneros principais são ação, com temas como Super Power, Prison, Revenge e Male Protagonist.

No AniList, Riki-Oh: Toukatsu Jigoku tem nota média de 56%, uma nota mediana, e está na lista de 1.580 usuários.

A franquia tem continuação ou história anterior: Riki-Oh 2: Horobi no Ko.

A Retelling of the prison arc of the manga RIKI-OH! The story follows Saiga Riki-Oh, a young man blessed with inhuman strength. After taking revenge against a yakuza boss who was responsible for the death of his girlfriend, he ends up in a maximum security prison owned by a private organization. The prison is divided into four blocks, each run by a member of prisoners known as the Gang of Four. The first member is a tattooed knife wielder known as Hai that runs his block in a mafia style family system. The second member is a giant man (known as Tarzan in the live action) with incredible strength. The third member is a effeminate fighter named Huang Chaun that is growing Opium in the prison. The final member is a small man that use sewing needles as his weapons.

Sinopse oficial do AniList, traduzida automaticamente quando o navegador permite.