Violence Jack: Hell's Wind-hen
English name: Violence Jack: Hell's Wind
Genres: Action, Drama, Horror
Type: OVA, Episodes: 1
Aired: Nov 9, 1990
Studio: Studio 88
Source: Manga
Rating: R+ - Mild Nudity
Synopsis:
The survivors of Kanto's Hell Earthquake built a new city and christened it "Hope Town". However, this peaceful town becomes a nightmare when it's raided by the motorcycle gang, "Hell's Wind". They abduct the women while the remaining townsfolk are left helpless against them.

Meanwhile, a boy, Subaro, meets Jun. Jun's lover was previously murdered, and the duo help one another to fight against Hell's Wind. The battles are getting more and more difficult, but with the appearance of Violence Jack, the citizens seem to gain the upper hand against Hell's Wind. 

(Source: AniDB)