Ais Wallenstein is supporting character from Is It Wrong to Try to Pick Up Girls in a Dungeon? also known as DanMachi anime series. Ais is also known as Sword Princess and she is first-class adventurer and member of Loki Familia. She is consider one of the strongest first-class adventures. She is quite, bad at expressing feelings and merciless towards monsters on the mission. She will do anything to become even stronger. She is violent when someone do anything perverted to her. Ais Wallenstein has a blonde hair, golden eyes and slender body with average breasts.