Tactics & Strategy Master:Joan of Arc is a turn-based RPG strategy game. It features some light dating sim elements and a story loosely based on fate Joan of Arc - a real life heroine from medieval France. The player is a hero, transported from the modern, normal world, who helps Joan of Arc in fantasy version of the Hundred Years’ War.
The game consists of a series of battles, with the story presented in dialogues between them. The battles use a battle system that is similar to the Fire emblem games and Shining Force series. The player commands their own units and tries to defeat any enemies. Sometimes the player must protect various NPCs. Between battles the player can talk with girls from their small army, and make some preparations, like hunting for rations, or battle in special Babel tower.