Tatsumi

辰巳

An orphan rescued by the Chief Fireman. The Chief failed to save her parents in time, and the resulting guilt drove him to raise Tatsumi as his own daughter. Her ambition to become a fireman like her guardian met with strong opposition from him.
When an arsonist went around torching parts of Edo, she hid in trash bins to try and catch him, but mistook Gintoki for an arsonist and roughed him up.