Frau is another of Amuro's best friends. She lives with her parents and she also likes to take care of people in need. After losing her parents in Side 7's attack, Frau retreats to the White Base with a group of kids (Katz, Letz, and Kikka). She then becomes some what of a surrogate mother to the kids since they lost their parents.

Spoiler

After the One Year War, Frau marries Hayato and adopts the kids for her own. She helps Amuro escape form the clutches of the Titans, to retreat to the Karaba forces.