| “ | Enables Hausa Builders to construct Watch Towers. | ” |
| —In-game description | ||
Arewa is a technology in Age of Empires III: Definitive Edition - The African Royals that is unique to the Hausa and can be researched at the University once the player advances into the next Age by choosing the Hausa as their ally and Kano Chronicle is researched. Once researched, it allows Hausa Builders to build Watch Towers.
