First Girl Wins: The first Steel Angel that Nakahito meets that he also develops feelings for.
Genki Girl: Very, very, genki, especially when with her Master.
Manic Pixie Dream Girl: Again, for her masters. Particularly for Nako in the second series. Her boundless energy and effort inspire Nako to break out of her shell.
Ms. Fanservice: Has the exposure, and she doesn't seem to mind as long you're Master.
Robot Girl: She was built as a steel angel by Dr. Ayanokouji.
Superpowered Evil Side: As a result of a demon in her Angel Heart, Kurumi sometimes lapses into a cold and more powerful fighter, and can shoot dark energy beams from her hands.
Undying Loyalty: To anyone who activates her, she pledges her loyalty and love, gender be damned.
Womanchild: Kurumi has the personality of a child.