Sengoku Ace is an arcade game with at least two known sets (Japan set 1 and Japan set 2). The game's history is not extensively documented.  Specific details about the developers and original release date require further research.  Gameplay likely involves the common elements found in similar arcade titles, possibly action or fighting game mechanics. More information is needed to provide a detailed overview.

Sengoku Ace (Japan, set 2)

Sengoku 2 / Sengoku Denshou 2