So... is Dominion finished or not?
NO, it is not finished.
Why?
The anime finished after the manga:
Anime finished: October 21, 1994
Manga finished: January 01, 1986
... But MangaUpdates contains information about the anime adaptation and indicates that it is incomplete.
Watching Order (by release date)
Here you have all the anime relations we detected ordered by release date, so you can see the reason for this status in context and also use it as watching order.
The mangas and the non-core contents are excluded by default, but you can enable them by clicking the buttons below:
Dominion
ドミニオン
Anime - Base
Release date: May 27, 1988
Tokusou Senshatai Dominion
New Dominion Tank Police
Anime - Sequel
Release date: October 20, 1993
Synopsis
Dominion centers around Leona Ozaki, a new recruit to the Tank Police in Newport City.
She quickly finds herself embroiled in conflict with the criminal Buaku and his dangerous accomplices, the Puma Sisters.
Equipped with her own mini-tank, named Bonaparte, and aided by her partner Al, Leona actively fights against Buaku's schemes.
The story follows Leona's efforts to maintain order and uphold the law against the constant threat posed by Buaku and his gang in the chaotic environment of Newport City.