本源军团 is a free-to-play strategy game available on iPhone, set against the backdrop of Japan's Sengoku period. Players engage in real-time strategic gameplay, where they can recruit legendary generals and expand their territories across a vast map. The game features over 400 historical figures and emphasizes both military and diplomatic tactics to achieve dominance.

The gameplay incorporates a unique cycle system that allows players to learn from previous battles, regardless of victory or defeat. With a rich, Ukiyo-e art style, players can immerse themselves in the historical context while employing strategies such as forming alliances or launching surprise attacks. The game encourages strategic thinking and planning, making each decision crucial to achieving ultimate victory in the quest for unification.